The new Zero1 stem is the perfect combination of stiffness, lightness and a refined aero shape. It\'s made from 6061 aluminium and it\'s manufactured using an innovative 3D forging process.The flat top section of the stem perfectly mathes the top tube of a modern road bike. Designed from the start for the most demanding riders at an unbeatable quality to price ratio.Key Features:Material: 3D forged alloy 6061,Angle: 82deg,Handlebar Dia: 31.7mm,Weight: 145g (110mm).