BNVBAlloy Bike Seatpost Shim, 100mm Length Aluminum Bicycle Reducing Sleeve Seat Post Tube Adapter, Diameter Switch 25.4-27.2mm; 27.2-28.6/30.0/30.4/30.9/31.6mm; 30.9-31.6mm.

描述

BNVBAlloy Bike Seatpost Shim, 100mm Length Aluminum Bicycle Reducing Sleeve Seat Post Tube Adapter, Diameter Switch 25.4-27.2mm; 27.2-28.6/30.0/30.4/30.9/31.6mm; 30.9-31.6mm.