Height 600 or 650 Width: 540 Up Sweep: 2° Back Sweep 3° Weight 730 g Aluminium Bar have a larger outer diameter than steel bars, so these require an OS (oversized) clamp of 34.9 mm, the inner diameter remains standard size, so this bar can be used with all standard forks. Is not suitable for HIC. The bar has a clamping slot. If an SCS is to be used, the bar must be shortened around the clamping slot