Details
These New DXR Cranks from Shimano are the Ultimate in Lightweight, Rigidity and Durability. Designed for Serious Heavy Duty Riding, the feature an External Bottom Bracket for Unsurpassed Strength & Durability, whilst the HollowTech II Crank Arms are Stiff, Strong and Amazingly Lightweight. Yes they are Expensive, but they are the Best - you'll find them on Pro Racing Bikes at World Championship Races.
HollowTech II Crank Arms - The Ultimate in Strength & Lightweight
External Bottom Bracket - For Maximum Strength, Smoothness & Durability
Reinforced Pedal & Crank Arm Interface w/T-Nut Threaded Bushing
Crank Arm Length: Choose 165mm, 170m, 175mm or 180mm

