Hope Pro 4 Freehub Body - Shimano Micro Spline - Alloy - 12 Speed YGroup_7033398165549 Updated tread pattern improves the

Updated tread pattern improves the grip in intermediate soils over its legendary predecessor

which measure 15 and 16 mm in diameter and Bleeding Edge

11 and 12 speed chains: 0-0

If you are replacing rotors or looking to upgrade

Hope Pro 4 Freehub Body - Shimano Micro Spline - Alloy - 12 Speed YGroup_7033398165549 Updated tread pattern improves theSwitching to Shimano from SRAM, or from SRAM to Shimano, but want to keep your fabulous Hope hubs? You'll need a new freehub, and these fit the bill perfectly! Standard Splined for Shimano compatible cassettes, and SRAM XD Driver for SRAM compatible cassettes. Available in both steel and alloy versions. The alloy versions are lighter but can get gouged by loose stack cassettes which can make them difficult to remove. The steel ones are a bit heavier