SHIMANO 11/12-SPEED FREEHUB BODY FOR WH-R8170/RX570/RS770/700 exclude_standard_shipping The updated design means it's

The updated design means it's compatible with even more bike frames

Additional

maintenance-free wheel build

Skekane includes a bracket to transport 2 CO2 charges

Steerer Tube: 1-1/8"

SHIMANO 11/12-SPEED FREEHUB BODY FOR WH-R8170/RX570/RS770/700 exclude_standard_shipping The updated design means it'sGenuine Shimano replacement freehub body for 11 and 12 speed road bike drivetrains. Features HG Spline interface and durable steel construction for reliable shifting and longevity. Compatible with ULTEGRA WH R8170, GRX WH RX570, WH RS770, WH RS700 rear wheels and FH RS770 rear hub. Direct replacement for worn or damaged freehub bodies. Essential maintenance component for serious cyclists looking to extend wheel lifespan without full replacement.