All clamps have a 1/2" hole for clamp bolt/clevis mount, stainless steel construction for superior strength, and hinged construction for fast, simple installation. No more stripped bolt heads common of 3-piece designs.Fitment Notes:*Multi-Fit: 1" Engine Guards or Tubing*Multi-Fit Note: All Magnum Quick Clamps have a 1/2" hole for peg mount.