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[url= http://cgi.ebay.co.uk/NO-UPPER-DEAD-POINT-POWER-CURVED-CRANKSET-MTB-USE_W0QQitemZ360243993023QQcmdZViewItemQQptZCycling_Parts_Accessories?hash=item53e03719bf ]"No upper dead point power curved MTB crankset"[/url], apparently
this has been done before on here, it was generally decided that the physics of it relied on the cranks bending. there was a lot of discussion about it but it may have been pre-hack
I sense a conveyor belt being mentioned soon....
http://www.singletrackworld.com/forum/topic/useless-crp-bike-part-inovations
warning, contains cantankerous engineers
They're niche. That means you go faster doesn't it?
It's a devious marketing device to identify the special people who believe anything you tell them.
In addition to those advantages, using power-curved cranks can increase 30% rotational momentum
Weight 1200g.
What's not to like?