Google Customer Reviews 
Description
Velo Orange Alloy Handlebar Shims allow you to run a wide range of 31.8mm bars on your 25.4mm stem.
These two-piece, alloy shims allow a 25.4mm handlebar to fit 31.8mm clamp diameter stems.
Can be used on two-bolt faceplate stems or four-bolt faceplate stems.
40mm wide.
