3 Bolt cross design for awsome clamping, will fit any 34.9 to 35mm Bar perfectly, including Blazer Aluminium Bars, District AL-1's, and Madd Gear Oversized Bat Wings, Hot Head Bat Wings, Lethal Batwings Bars .Suitable for scooters with oversized bars like the Slamm Rage , Cautions and new Slamm Rage Urbans.