The XR1.5 handlebar attacks have a low stack height and a negative rise for mountain bikers looking for a lower handlebar position. The optimized aluminium construction achieves a perfect balance of strength, stiffness and weight. Forged 3D from advanced alloy 7075 and with wide design to four screws, to distribute in the best way the stresses and reduce the clamping force necessary to securely fix the handlebar. This handlebar attack -17° was designed for extreme driving positions of some of our Cross Country World Cup stars. Range of use: MTB Materials: League AL2014 Corner: -17° Clamp diameter: 31.8mm Steering diameter: 1 1/8” Length: 80mm Weight: 140 g (90 mm) Functions: Designed for mountain bike use Body forged and worked in AL2014 The front plate with four screws helps to distribute the clamping load Corrosion Resistant Steel Torx T25 Screws Compatible with all 31.8 mm handlebars Steering 1 1/8” Included top cap and bolt Lengths: 70-110 mm Corner: -17°