Cranks - Revision history

Dustingram at 10:54, 25 January 2011

2011-01-25T10:54:19Z

← Older revision		Revision as of 10:54, 25 January 2011
Line 15:		Line 15:

	[[Category:Bicycle Parts]]		[[Category:Bicycle Parts]]
			[[Category:Definitions]]

Quill: {{Parts}}

2009-07-31T21:59:09Z

← Older revision		Revision as of 21:59, 31 July 2009
Line 11:		Line 11:
	Image:crankamer2.jpg\|Here is a typical American crank you might see at the [[co-op]]. It is from a cheap old bike and has the steel rings and chainguard still attached.		Image:crankamer2.jpg\|Here is a typical American crank you might see at the [[co-op]]. It is from a cheap old bike and has the steel rings and chainguard still attached.
	</gallery>		</gallery>

			{{Parts}}

	[[Category:Bicycle Parts]]		[[Category:Bicycle Parts]]

Jonathan at 05:04, 1 December 2007

2007-12-01T05:04:30Z

Jonathan at 05:03, 1 December 2007

2007-12-01T05:03:18Z

← Older revision		Revision as of 05:03, 1 December 2007
Line 1:		Line 1:
	<gallery caption="Sorting cranks is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">		<gallery caption="Sorting cranks is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">
	Image:crankcott1.jpg\|This is a cottered crank. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.		Image:crankcott1.jpg\|This is a cottered crank. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.
	Image:crankcott2.jpg\|This is a closeup of the end of a cottered crank arm. You can see the hole that the [[cotter pin]] goes through on the side (in shadow).		Image:crankcott2.jpg\|This is a closeup of the end of a cottered crank arm. You can see the hole that the [[cotter pin]] goes through on the side (in shadow). Use the Park Tool [[Ruler]] to determine what size [[cotter pin]] you need.
	Image:crankroad.jpg\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.		Image:crankroad.jpg\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.
	Image:crankroad-c.jpg\|This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.		Image:crankroad-c.jpg\|This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.

Jonathan at 05:02, 1 December 2007

2007-12-01T05:02:09Z

← Older revision		Revision as of 05:02, 1 December 2007
Line 1:		Line 1:
	<gallery caption="Sorting cranks is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">		<gallery caption="Sorting cranks is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">
	Image:crankcott1.jpg\|This is a cottered crank ~~which uses a [[cotter pin]]~~. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.		Image:crankcott1.jpg\|This is a cottered crank. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.
	Image:crankcott2.jpg\|This is a closeup of the end of a cottered crank arm. You can see the hole that the cotter goes through on the side (in shadow).		Image:crankcott2.jpg\|This is a closeup of the end of a cottered crank arm. You can see the hole that the [[cotter pin]] goes through on the side (in shadow).
	Image:crankroad.jpg\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.		Image:crankroad.jpg\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.
	Image:crankroad-c.jpg\|This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.		Image:crankroad-c.jpg\|This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.

Jonathan at 04:59, 1 December 2007

2007-12-01T04:59:36Z

← Older revision		Revision as of 04:59, 1 December 2007
Line 1:		Line 1:
	<gallery caption="Sorting cranks is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">		<gallery caption="Sorting cranks is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">
	Image:crankcott1.jpg\|This is a cottered crank. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.		Image:crankcott1.jpg\|This is a cottered crank which uses a [[cotter pin]]. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.
	Image:crankcott2.jpg\|This is a closeup of the end of a cottered crank arm. You can see the hole that the cotter goes through on the side (in shadow).		Image:crankcott2.jpg\|This is a closeup of the end of a cottered crank arm. You can see the hole that the cotter goes through on the side (in shadow).
	Image:crankroad.jpg\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.		Image:crankroad.jpg\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.

Jonathan at 04:58, 1 December 2007

2007-12-01T04:58:08Z

← Older revision		Revision as of 04:58, 1 December 2007
Line 11:		Line 11:
	Image:crankamer2.jpg\|Here is a typical American crank you might see at the co-op. It is from a cheap old bike and has the steel rings and chainguard still attached.		Image:crankamer2.jpg\|Here is a typical American crank you might see at the co-op. It is from a cheap old bike and has the steel rings and chainguard still attached.
	</gallery>		</gallery>

			[[Category:Bicycle Parts]]

Jonathan: Sorting Cranks moved to Cranks

2007-12-01T04:57:39Z

Sorting Cranks moved to Cranks

← Older revision	Revision as of 04:57, 1 December 2007
(No difference)

Jonathan at 18:03, 26 December 2006

2006-12-26T18:03:49Z

← Older revision		Revision as of 18:03, 26 December 2006
Line 1:		Line 1:
	<gallery caption="~~'''~~Sorting cranks~~'''~~ is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">		<gallery caption="Sorting cranks is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">
	Image:crankcott1.jpg~~\|thumb~~\|This is a cottered crank. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.		Image:crankcott1.jpg\|This is a cottered crank. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.
	Image:crankcott2.jpg~~\|thumb~~\|This is a closeup of the end of a cottered crank arm. You can see the hole that the cotter goes through on the side (in shadow).		Image:crankcott2.jpg\|This is a closeup of the end of a cottered crank arm. You can see the hole that the cotter goes through on the side (in shadow).
	Image:crankroad.jpg~~\|thumb~~\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.		Image:crankroad.jpg\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.
	Image:crankroad-c.jpg~~\|thumb~~\|This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.		Image:crankroad-c.jpg\|This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.
	Image:crankmtn1.jpg~~\|thumb~~\|This is a cheap mountain crank. The chainrings are steel and they are riveted together. They look sort of like they might be bolted using allen bolts, but an inspection of the back of the crank lets you know that they are not.		Image:crankmtn1.jpg\|This is a cheap mountain crank. The chainrings are steel and they are riveted together. They look sort of like they might be bolted using allen bolts, but an inspection of the back of the crank lets you know that they are not.
	Image:crankmtn2.jpg~~\|thumb~~\|The back of that mountain crank. It is obvious that the rings are riveted on.		Image:crankmtn2.jpg\|The back of that mountain crank. It is obvious that the rings are riveted on.
	Image:crankleft.jpg~~\|thumb~~\|A left crank. There is nothing special about it, but this is what a left crank looks like.		Image:crankleft.jpg\|A left crank. There is nothing special about it, but this is what a left crank looks like.
	Image:crankamer.jpg~~\|thumb~~\|This is a one piece crank with no chainrings. These are also known as American cranks. Notice how the piece includes both left and right crankarms and the bottom bracket spindle.		Image:crankamer.jpg\|This is a one piece crank with no chainrings. These are also known as American cranks. Notice how the piece includes both left and right crankarms and the bottom bracket spindle.
	Image:crankamer1.jpg~~\|thumb~~\|Here is an American BMX crank with a chainwheel on it.		Image:crankamer1.jpg\|Here is an American BMX crank with a chainwheel on it.
	Image:crankamer2.jpg~~\|thumb~~\|Here is a typical American crank you might see at the co-op. It is from a cheap old bike and has the steel rings and chainguard still attached.		Image:crankamer2.jpg\|Here is a typical American crank you might see at the co-op. It is from a cheap old bike and has the steel rings and chainguard still attached.
	</gallery>		</gallery>

Jonathan at 18:02, 26 December 2006

2006-12-26T18:02:55Z

← Older revision		Revision as of 18:02, 26 December 2006
Line 1:		Line 1:
	'''Sorting cranks''' is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.		<gallery caption="'''Sorting cranks''' is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">
			Image:crankcott1.jpg\|thumb\|This is a cottered crank. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.
	[[Image:crankcott1.jpg]]		Image:crankcott2.jpg\|thumb\|This is a closeup of the end of a cottered crank arm. You can see the hole that the cotter goes through on the side (in shadow).
	This is a cottered crank. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.		Image:crankroad.jpg\|thumb\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.
			Image:crankroad-c.jpg\|thumb\|This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.
			Image:crankmtn1.jpg\|thumb\|This is a cheap mountain crank. The chainrings are steel and they are riveted together. They look sort of like they might be bolted using allen bolts, but an inspection of the back of the crank lets you know that they are not.
	[[Image:crankcott2.jpg]]		Image:crankmtn2.jpg\|thumb\|The back of that mountain crank. It is obvious that the rings are riveted on.
	This is a closeup of the end of a cottered crank arm. You can see the hole that the cotter goes through on the side (in shadow).		Image:crankleft.jpg\|thumb\|A left crank. There is nothing special about it, but this is what a left crank looks like.
			Image:crankamer.jpg\|thumb\|This is a one piece crank with no chainrings. These are also known as American cranks. Notice how the piece includes both left and right crankarms and the bottom bracket spindle.
			Image:crankamer1.jpg\|thumb\|Here is an American BMX crank with a chainwheel on it.
	[[Image:crankroad.jpg]]		Image:crankamer2.jpg\|thumb\|Here is a typical American crank you might see at the co-op. It is from a cheap old bike and has the steel rings and chainguard still attached.
	This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.		</gallery>


	[[Image:crankroad-c.jpg]]
	This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.

	[[Image:
	crankmtn1.jpg]]
	This is a cheap mountain crank. The chainrings are steel and they are riveted together. They look sort of like they might be bolted using allen bolts, but an inspection of the back of the crank lets you know that they are not.

	[[Image:crankmtn2.jpg]]
	The back of that mountain crank. It is obvious that the rings are riveted on.

	[[Image:crankleft.jpg]]
	A left crank. There is nothing special about it, but this is what a left crank looks like.


	[[Image:crankamer.jpg]]
	This is a one piece crank with no chainrings. These are also known as American cranks. Notice how the piece includes both left and right crankarms and the bottom bracket spindle

	[[Image:crankamer1.jpg]]
	Here is an American BMX crank with a chainwheel on it.

	[[Image:crankamer2.jpg]]
	Here is a typical American crank you might see at the co-op. It is from a cheap old bike and has the steel rings and chainguard still attached.

← Older revision		Revision as of 05:03, 1 December 2007
Line 1:		Line 1:
	<gallery caption="Sorting cranks is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">		<gallery caption="Sorting cranks is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">
	Image:crankcott1.jpg\|This is a cottered crank. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.		Image:crankcott1.jpg\|This is a cottered crank. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.
	Image:crankcott2.jpg\|This is a closeup of the end of a cottered crank arm. You can see the hole that the [[cotter pin]] goes through on the side (in shadow).		Image:crankcott2.jpg\|This is a closeup of the end of a cottered crank arm. You can see the hole that the [[cotter pin]] goes through on the side (in shadow). Use the Park Tool [[Ruler]] to determine what size [[cotter pin]] you need.
	Image:crankroad.jpg\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.		Image:crankroad.jpg\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.
	Image:crankroad-c.jpg\|This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.		Image:crankroad-c.jpg\|This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.

← Older revision		Revision as of 05:02, 1 December 2007
Line 1:		Line 1:
	<gallery caption="Sorting cranks is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">		<gallery caption="Sorting cranks is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">
	Image:crankcott1.jpg\|This is a cottered crank ~~which uses a [[cotter pin]]~~. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.		Image:crankcott1.jpg\|This is a cottered crank. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.
	Image:crankcott2.jpg\|This is a closeup of the end of a cottered crank arm. You can see the hole that the cotter goes through on the side (in shadow).		Image:crankcott2.jpg\|This is a closeup of the end of a cottered crank arm. You can see the hole that the [[cotter pin]] goes through on the side (in shadow).
	Image:crankroad.jpg\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.		Image:crankroad.jpg\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.
	Image:crankroad-c.jpg\|This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.		Image:crankroad-c.jpg\|This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.

← Older revision		Revision as of 18:03, 26 December 2006
Line 1:		Line 1:
	<gallery caption="~~'''~~Sorting cranks~~'''~~ is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">		<gallery caption="Sorting cranks is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">
	Image:crankcott1.jpg~~\|thumb~~\|This is a cottered crank. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.		Image:crankcott1.jpg\|This is a cottered crank. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.
	Image:crankcott2.jpg~~\|thumb~~\|This is a closeup of the end of a cottered crank arm. You can see the hole that the cotter goes through on the side (in shadow).		Image:crankcott2.jpg\|This is a closeup of the end of a cottered crank arm. You can see the hole that the cotter goes through on the side (in shadow).
	Image:crankroad.jpg~~\|thumb~~\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.		Image:crankroad.jpg\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.
	Image:crankroad-c.jpg~~\|thumb~~\|This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.		Image:crankroad-c.jpg\|This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.
	Image:crankmtn1.jpg~~\|thumb~~\|This is a cheap mountain crank. The chainrings are steel and they are riveted together. They look sort of like they might be bolted using allen bolts, but an inspection of the back of the crank lets you know that they are not.		Image:crankmtn1.jpg\|This is a cheap mountain crank. The chainrings are steel and they are riveted together. They look sort of like they might be bolted using allen bolts, but an inspection of the back of the crank lets you know that they are not.
	Image:crankmtn2.jpg~~\|thumb~~\|The back of that mountain crank. It is obvious that the rings are riveted on.		Image:crankmtn2.jpg\|The back of that mountain crank. It is obvious that the rings are riveted on.
	Image:crankleft.jpg~~\|thumb~~\|A left crank. There is nothing special about it, but this is what a left crank looks like.		Image:crankleft.jpg\|A left crank. There is nothing special about it, but this is what a left crank looks like.
	Image:crankamer.jpg~~\|thumb~~\|This is a one piece crank with no chainrings. These are also known as American cranks. Notice how the piece includes both left and right crankarms and the bottom bracket spindle.		Image:crankamer.jpg\|This is a one piece crank with no chainrings. These are also known as American cranks. Notice how the piece includes both left and right crankarms and the bottom bracket spindle.
	Image:crankamer1.jpg~~\|thumb~~\|Here is an American BMX crank with a chainwheel on it.		Image:crankamer1.jpg\|Here is an American BMX crank with a chainwheel on it.
	Image:crankamer2.jpg~~\|thumb~~\|Here is a typical American crank you might see at the co-op. It is from a cheap old bike and has the steel rings and chainguard still attached.		Image:crankamer2.jpg\|Here is a typical American crank you might see at the co-op. It is from a cheap old bike and has the steel rings and chainguard still attached.
	</gallery>		</gallery>

← Older revision		Revision as of 05:04, 1 December 2007
Line 1:		Line 1:
	<gallery caption="Sorting cranks is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">		<gallery caption="Sorting cranks is mostly a visual process - all you need to know to sort cranks correctly is in which ways they look different.">
	Image:crankcott1.jpg\|This is a cottered crank. These were on old bikes, and at the co-op are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.		Image:crankcott1.jpg\|This is a cottered crank. These were on old bikes, and at the [[co-op]] are mostly found on cheaper old bikes. If you are sorting a cottered crank, it has come off of a bike. Cottered cranks are almost never put back onto bikes. Notice the round hole at the end of the arm which is in the middle of the geared ring.
	Image:crankcott2.jpg\|This is a closeup of the end of a cottered crank arm. You can see the hole that the [[cotter pin]] goes through on the side (in shadow). Use the Park Tool [[Ruler]] to determine what size [[cotter pin]] you need.		Image:crankcott2.jpg\|This is a closeup of the end of a cottered crank arm. You can see the hole that the [[cotter pin]] goes through on the side (in shadow). Use the Park Tool [[Ruler]] to determine what size [[cotter pin]] you need.
	Image:crankroad.jpg\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.		Image:crankroad.jpg\|This is a cheap cotterless road crank. Notice that the hole in the middle of the chainring is square instead of circular. Cottered cranks attach differently to the bottom bracket.
	Image:crankroad-c.jpg\|This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.		Image:crankroad-c.jpg\|This is a closeup of the above crank. Notice how the crank is bolted together using ordinary hex nuts. If the crank were good, it would be bolted together using allen bolts.
	Image:crankmtn1.jpg\|This is a cheap mountain crank. The chainrings are steel and they are riveted together. They look sort of like they might be bolted using allen bolts, but an inspection of the back of the crank lets you know that they are not.		Image:crankmtn1.jpg\|This is a cheap mountain crank. The [[chainrings]] are steel and they are riveted together. They look sort of like they might be bolted using allen bolts, but an inspection of the back of the crank lets you know that they are not.
	Image:crankmtn2.jpg\|The back of that mountain crank. It is obvious that the rings are riveted on.		Image:crankmtn2.jpg\|The back of that mountain crank. It is obvious that the rings are riveted on.
	Image:crankleft.jpg\|A left crank. There is nothing special about it, but this is what a left crank looks like.		Image:crankleft.jpg\|A left crank. There is nothing special about it, but this is what a left crank looks like.
	Image:crankamer.jpg\|This is a one piece crank with no chainrings. These are also known as American cranks. Notice how the piece includes both left and right crankarms and the bottom bracket spindle.		Image:crankamer.jpg\|This is a one piece crank with no [[chainrings]]. These are also known as American cranks. Notice how the piece includes both left and right crankarms and the bottom bracket spindle.
	Image:crankamer1.jpg\|Here is an American BMX crank with a chainwheel on it.		Image:crankamer1.jpg\|Here is an American [[BMX]] crank with a chainwheel on it.
	Image:crankamer2.jpg\|Here is a typical American crank you might see at the co-op. It is from a cheap old bike and has the steel rings and chainguard still attached.		Image:crankamer2.jpg\|Here is a typical American crank you might see at the [[co-op]]. It is from a cheap old bike and has the steel rings and chainguard still attached.
	</gallery>		</gallery>

	[[Category:Bicycle Parts]]		[[Category:Bicycle Parts]]