The Defy is the perfect stem for your Trail/ All mountain build. It features a low stack height short reach & 5mm rise. It has wide clamping area for bar stability & an internal steerer clamp to keep your knees safe out on the trail. Twin Clamp CNC Machined 6061 Alloy Length 50mm Rise 5mm 31mm Stack height Clamp Size 31.8 &40;pictured&41; & 35mm 95mm Long / 55mm Wide / 54mm Tall Stem cap included Weight: 228 grams &40;inc. stem cap&41; 218 grams &40;not including stem cap&41;.NB: max torque on collet bolts 5 Nm