1 x Bicycle Rear Derailleur Hanger. Used to change the small flywheel into the large one to make the bicycle faster. For example, the 36t flywheel is replaced by the 42t flywheel. Main material: aluminum alloy.
CANSUCC Bicycle Rear Derailleur Hanger MTB Bike Extension Frame Gear Tail Hooks
CANSUCC Bicycle Rear Derailleur Hanger Road Bike Frame Tail Hook Extenders
CANSUCC Bicycle Rear Derailleur Hanger Road Bike Frame Tail Hook Extenders UK
CANSUCC Bicycle Rear Derailleur Hanger Road Bike Frame Tail Hook Extender
CANSUCC Bicycle Rear Derailleur Hanger Road Bike Frame Tail Hook Extenders NEW
