Azarxis Bike Seatpost Shim Bicycle Seat Post Tube Adapter Shim Sleeve 100mm Aluminum MTB Bicycle Reducing Sleeve 25.4 27.2 28.6 31.8 to 27.2 28.6 30.4 30.9 31.6 31.8 33.9 34.9 (I.D.φ25.4/O.D.φ27.2)

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  • WIDE APPLICATION - The bicycle seatpost reducer is suitable for most bikes, such as mountain bike, road bike, MTB, BMX, Electric bike, DH, and more. Easily adjust the diameter of the bicycle and no more wasting money on repurchasing another seat post
  • VARIOUS SIZES AVAILABLE - Length 100mm. Diameter 25.4 to 27.2 28.6, 27.2 to 28.6 30.4 30.9 31.6 33.9, 28.6 to 31.8, 31.8 to 34.9. Various size conversions are available to solve the problem of improperly sized frames and seat tubes
  • EASY TO INSTALL & REMOVE - First open the seatpost clamp, then put the shim adapter and seat post in, and adjust the height of the seat pole, and finally lock the seat tube clip
  • WARMING TIPS - Please check the outside diameter of your bike's frame seat tube, or check the size marks on the seatpost. Then measure the inside diameter of the old clamp, or measure the outside diameter of the seat tube on your bike frame. And choose the most suitable size according to the size chart

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