Stocky, superlight do it all stems.Light enough for XC or Road, burly enough for Freeride.3D Forged 6061 T6 hollow alloy body2D forged 2014-T6 bar clamp.4 x Cr-Mo M5 bolts for bar clamp.2 x opposing M6 bolts for steerer clamp.Stack height 45mm.+/- 5 degree (Flip Flop)Extensions: 50,60,70, 80 or 90mm options.Fits with most MTB or Road bars;31.8mm bar clamp diameter, supplied with shims to 25.4 (MTB) and 26.0mm (Road).Polished and black anodised body with Black bar clamp, and 2nd White bar clamp option included.Weight: 60mm 146g.