GIANT FREEHUB BODY FOR M21BT-R ebike-over-2500 but we designed the ARX

but we designed the ARX to be lighter

Fits up to 3

190 x 40 mm (Specialized Epic Evo 2021-2023)

which can be fully integrated into the bicycle frame

GIANT FREEHUB BODY FOR M21BT-R ebike-over-2500 but we designed the ARXFreehub body service kit designed specifically for M21BT R hubs. This complete kit includes all necessary components for maintenance and repair work. Installation requires a 12mm hex key. Essential for keeping your hub running smoothly and extending its lifespan. Genuine Giant spare part ensuring compatibility and reliability with your drivetrain system. Bike Models that feature this product 2022 Stance 2022 Stance 29 2022 Stance E+ 29er 2022 Fathom