This humpback jaw slide fits comfortably around 1-inch tubing. Built for on-the-water conditions, this stainless-steel jaw slide offers corrosion-resistant performance. The humpback jaw slide is ideal for use in boat top frames. Typically used with eye ends, the bimini top jaw slide is a useful piece of hardware for boat top frame assembly. Hardware included (stainless steel type 304): 1/4"-28 x 1/4" length hex socket head set screw and 1/4"-20 x 49/64" length slot head bolt.