The TILT SCS Compression Clamp includes a shim that make this clamp compatible with standard-sized 1 1/4" bars or use the Tilt clamp without the shim and it will work just as perfectly with over-sized 1 3/8" bars as well. The new TILT SCS Clamp also comes with 4 M8 hallow bolts (instead of an M6 bolt) to prevent stripping and is forged in 6061-T6 Aluminum - making it super strong and light.Combining an eye-catching look with a streamlined design in a variety of Colours (Black, Silver, Gold, Blue, Purple & Red), this TILT pro scooter compression system clamp is ideal for demanding riders.Note: Use with Threadless Forks ONLY.Tilt SCS Clamp Features:* Weight: 7.5 oz (incl shim & bolts)* Colours: Black, Silver, Gold, Blue, Purple & Red* Height: 3.0"* For regular and over-sized bars* 6061-T6 Aluminum* Hollow bolts* Shim included