The 3D forged 7050 T6 aluminium alloy stem is designed with a variable thickness oval section and reinforced with unidirectional carbon fibre, making it extremely light and durable. * Sizes: 90-100-110-120-130mm * Clamp diameter: 31,8mm (bar) * Clamp diameter: 28,6mm (1-1/8) * Stem angle: 84deg/96deg * Material: Forged in Aluminium alloy 7050 T6 and HM Carbon fibre * Finishing: Clear coated Carbon * Bolts: Front M5 - Rear M5 * Weight: 120g (100mm)