1 1/8", 31.8 mm handlebar clamp, angle 35°, black Level 4, e-bike ready according to ergotec Safety Level table, aluminum 6061 T6, Ahead, shaft clamp height 45 mm, 137-240 g, for City, Trekking-Road, Trekking-Offroad, separable Type Item Design Ahead E-bike type ready Features separable Area of application City, MTB, Trekking Main color black Shaft clamp height 52.0 mm Handlebar clamp 31.8 mm Shaft clamp 1 1/8" Stem length 180.0 mm