Single hook hanger. Billet machined construction with a black-anodized finish. Can also be used for goggles and headsets. Strap clamps are non-intrusive; thin enough to sneak under your roof. Fits around any cage tubing in 1.5in., 1.75in., 1.85in., and 2.0in. OD. NOTE: Requires one OD size specific Strap Clamp (sold separately)..