Lightweight and durable stem for 31.8mm handlebars.Key Features:Lightweight and durable road bike stem.Designed for 31.8mm handlebars.6° angle for optimal riding position and comfort.Certified to use on all types of bikes, including MTB and Ebikes.Specification:Bar centre diameter31.8mmDi2 CompatibleNoFork steerer diameter28.6mm (1.1/8")Material6061 T6 aluminiumStem typeFixedAngle±6°Certified forEbike (EN 15194), MTB (EN 14766/ISO 4210), Road (EN 14781/ISO 4210), Touring (EN 14764/ISO 4210)Compatible withBHS-91 StemFix, BHS-92 GoFixWeight162g