&Product Description Every Mount Includes 1/2″ x 1-1/2″ Grade 8 Galvanized Bolts with Washers and Nylon Lock Nut. Made of heavy duty steel, grab hook is grade 70 rated at 6,600 lb. We have improved some details to improve the rigidity. The surface is plated with colored zinc, which provides high-strength anti-rust ability and can deal with severe weather such… Read more →