MUQZI Bicycle Seat Post Tube Adapter,Seatpost 31.6-33. Shim for Mountain Road Bike MTB BMX

Description:

- Made of aluminum alloy, full CNC precision machining, lightweight and durable

- The surface is anti-slip treatment, which increases the friction and the clamping force is greater

- Use this seatpost sleeve adapter ring, you can use 31.6mm seatpost on your 33.9mm bike frame seat tube

- Suitable for road bikes, mountain bikes, folding bikes, MTB and so on

- Please check your bike seat post outside diameter, or measure the inside diameter of your bike frame seat tube

Specification:

- Material: Aluminum Alloy

- Inner diameter: Approx. 31.6mm / 1.24inch

- Outer diameter: Approx. 33.9mm / 1.33inch

- Length: Approx. 6cm / 2.36inch

- Color: Black

Package Includes: 1 Piece Bicycle Seat Post Adapter

Note: Due to the differences between different monitors, the picture may not reflect the actual color. There is 2-3% difference according to manual measurement, please check the size carefully before you buy the item. Thanks!