Optimized lightweight crank arm design produces excellent power transfer efficiency HOLLOWTECH II Redesigned FC for greater frame compatibility Rider tuned gear performance through various gear combinations Wider gear pitch increases clearance between chain and leading teeth to provide compatibility with frames with O.L.D. 135mm and 410mm chain stay length Possible to choose the best choice for ride 46-36T, 50-34T, 52-36T, 53-39T Minimized weight without sacrificing stiffness 165, 170, 172.5, 175mm
Exchange, Returns, and Refunds Policy
Please choose carefully before you buy.
Endurance House Sarasota/Bradenton does not offer a satisfaction guarantee on any of their products, however due to their high level of customer service, they will always endeavour to keep customers happy and satisfied.
All items are carefully inspected and assembled by highly experienced mechanics. For any manufacturer defects, we will work with the manufacturer to ensure prompt warranty claims. For shipping damage, we ship via FedEx through BikeFlights.com. We ensure that the item is insured up to the purchase price, and the customer will be required to work with BikeFlights for remedy.