Dimension 31.8 Stem, 31.8 Clamp, Alloy, +35, 1 1/8".

Dimension 31.8 Stems are fully forged 6061-T6 aluminum stems that have a 4-bolt handlebar clamp. 31.8mm can be used with 26.0 bars with additional shim (SM5317) Dimension stems are not intended for use with carbon handlebars or carbon steerer tubes Dimens