GANOPPER Seatpost Shim 25.4 to 31.6mm Mountain Bike Seat Post Adapter 31.6 MTB Reducer Alloy Aluminum Bicycle Accessory

GANOPPER Seatpost Shim 25.4 to 31.6mm Mountain Bike Seat Post Adapter 31.6 MTB Reducer Alloy Aluminum Bicycle Accessory

• Size: 25.4 to 31.6 seatpost shims. Length: 100mm.
• Feature:(1) Apply this bike post shim,25.4 ID Seat Post can be Switched as 31.6mm MTB Seat Post.(2) You can also select it as handlebar shim (25.4 to 31.8 shim)
• Material: bicycle Seatpost Shim is made of high quality 6061 aluminum alloy, CNC machining CD texture surface ,anti-rust and durable
• Tips: Please check your bike frame seat tube outside diameter. Measure the inside diameter of your old clamp. Or measure the outside diameter of your seat tube (on your bike frame). Then make a right choice. - - -Because of hollow design，In the process of transportation are squeezed may be out of shape，Please kindly exchange one
• Application: Bicycle Seatpost reducer matches well with most bicycles, such as MTB ,BMX ,mountain bike, road bike,and more, you can easily adjust the diameter of the bicycle seat post, eliminating the trouble of repurchasing the bike seatpost.