The hyper light stem is made through the 3D forging technology in 7075 aluminium&44; its strength is enhanced thanks to the orientation of the direction of the fibres along the points of maximum stress. The front cap is in Al 6061 forged Mega Graphica concept design Forged 7075 T6 alloy AL 6061 T6 clamp with 4 titanium bolt fixing Lightweight & shot-peened for exceptional strength 82/98 degree 31.8mm clamp Fork clamp: 28.6mm Black anodised 110g 90-130mm