wileothree Bicycle Bike Seatpost Clamp Aluminium Alloy 31.8mm 34.9mm Red/Black/Blue

Description

Please note: Your choice of seat clamp size depends on the frame tube size where the seatpost enters the frame (seat tube). We would recommend that you remove your old seat post clamp and measure the frames external seat tube diameter to give the size required. It should match up to the sizes listed in the options