ZTTO 1 Pair MTB Road Bike Pedal Extenders Bicycle Pedal Adapter Extended Pedal Spacer Fit for 9/16in Spindle Pedal Extended 16mm/0.63in

Features:
Made of high-quality chrome-molybdenum steel, strong, wear-resistant, not easy to rust.
It can protect the cranks from damage when changing pedals.
Effectively extending the axi plays the role of the law of leverage, which is more labor-saving.
Extend the crank for a more comfortable ride, avoiding the bike scratching the keel or legs.
The extenders have left and right marks for easy identification and quick replacement.