1" Top Slide Jaw with Bolt Stainless SteelFive Oceans top jaw slide fittings are made from 316 stainless steel and manufactured with great quality. They fit 1" O.D. round tube. Stainless steel ensures that the shape remains intact at loads that meet or exceed the deformation point (unlike cast stainless steel).> Fits 1" OD round tubing> New out of package> 316 stainless steel construction> Ultimate corrosion resistant