CLISPEED Bicycle Seat Post Tube Bicycle Seat Adapter Ring Seatpost Shim Reducing Sleeve 27.2 mm – 30.9 mm for Road Bike MTB BMX Mountain Bikes Bicycle Accessories (Black)-Fast Shipping

Description

With this seatpost sleeve adapter ring, you can use a 27.2mm seatpost on your 30.9mm bike seatpost.

Suitable for MTB bikes, mountain bikes, road bikes, etc.

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It is practical and useful, multifunctional, wear-resistant and protective

The bicycle seat tube is made of aluminium alloy, durable, wear-resistant and durable.