PIPA CUBE PERFORMANCE E-MTB 31.8 MM X 35GRADE 90mm The CPS-E stem fits perfectly to your E-Bike to replace the standard used CPS-E with 12 and speaks the same design language.stem angle 35 handlebar clamp 31,8 mm shaft clamp 28,6 mm clamp height 32 mmCOLOUR black MATERIAL Aluminium 6061 SIZE (L) 70 mm / 90 mm WEIGHT 247 g