DetMar Bow Eye Polished 304 stainless steel stock. Cross pieces of heavy 14 gauge stainless steel plate. 3/8" diameter has lifting capacity up to 10,000 lbs. Includes stainless steel lock nuts and washers. Bow eye: 3" x 3/8" Threaded shank: 3" x 3/8" Inside eye diameter: 1-1/16" Center to center shank: 1-3/8"