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.

Tips Because of hollow design，In the process of transportation，it may be out of shape.If you found any deformation,please kindly exchange one shim Product Feature: Made of full CNC precision machining aluminum alloy, anti-slip, light weight and durable. Easy to install and remove, convenient for you to use. With this seat post tube adapter, you can change the bicycle seat tube to the size you want. Suitable for MTB bike, mountain bike, road bike, etc. Please check the outer diameter of your bicycle seat tube. Check original seatpost Laser Mark on the tube.Measure the inner diameter of the old clamp. Or measure the outside diameter of the seat tube. Then make the right choice. Specification Condition: 100% Brand New Material: Aluminum Alloy Color: black Length:100mm/3.93 inch Inner diameter: 25.4mm/1 inch Outer diameter: 31.6mm/1.24 inch Convert any 25.4mm seatpost to a seat post 31.6mm Package list: 1 * Bicycle Seatpost Shim 25.4 TO 31.6