78-17 Round base Heavy duty Investment cast padeye. 316 Stainless Steel includes delrin(tm) base. Order Backing Plate 97-54 separately. Eye Width 1-1/8" (29 mm), Eye Height 7/8" (22 mm), Eye Stock 1/2" (13 mm), Length 3" (76 mm), Width 3" (76 mm), Fasteners (4), 3/8" FH (10 mm) C/C A 1-1/8" (29 mm), C/C B 1-11/16" (43 mm), SWL 8500 lbs. (3800 kg)