TRIPLE X Rock Screen Clamp fits both the Sprint Car and the Midget. Aluminium. Anodized black. Clamp is CNC lightened. It splits in the middle, and is recessed to capture the rock screen frame against the chassis cage uprights. Don't cut your fingers on hose clamps any more or waste time taping over a hose clamp. Comes complete with Steel Bolts. Sold individually, and you need two per rock screen.