Ritchey WCS Drop In Integrated Upper Headset Assembly IS42/28.6 Maximum Tire Width-65 Shimano XT Left Crank Arms

Shimano XT Left Crank Arms

0degree rise for perfect fit on aggressive bike frames

Remote sold separately Length 469 Color Black Weight 565 Travel (mm) 150 Actuation Cable Remote Remote Position Right Diameter 30

Use this on a clean waxed chain to extend the time between waxing

Colnago Treadfit 82

Ritchey WCS Drop In Integrated Upper Headset Assembly IS42/28.6 Maximum Tire Width-65 Shimano XT Left Crank ArmsDrop in upper assembly with top cap starnut and cap for 1 1 8" steerer. 45 45 degree angular contact bearing Titanium coated for corrosion resistance S. H. I. S Upper IS42 S. H. I. S. Stem Clamp Diameter 28. 6 Threadless Color Black Bearing Type Sealed Cartridge Defined Color List Black