Description: Brand new alloy ahead handlebar stem shim / reducer 25.4mm to 28.6mm. This adapter will allow you to fit a 28.6mm ahead style handlebar stem to a bike which has a 25.4mm threadless fork steerer. Made from machined aluminium. Material: aluminum alloy Small one inner diameter: 25.4mm/1inch; Outer diameter: 28.6mm/1-1/8inch Big one inner diameter: 25.4mm/1inch; Outer diameter: 28.6mm/1-1/8inch; Height: approx. 27.3mm/1inch Package Includes: Set of 2 Pieces Ahead Handlebar Stem Shim
