SCS Scooter Clamp 4 Bolt Rainbow Metallic (oil slick) DIS 4 Bolt SCS Clamp in rainbow metallic (oil slick) finish. 4 Bolt Compression for a solid, dialed ride. Made from super strong 6061 T6 Aluminum with Anodized Coloration. Includes Shim to fit both standard 31.8mm(1-1/4) and oversized 34.9mm(1-3/8) handlebars.