CargoSmart Bolt On Weld On Grab Hook 19,800 Lb. Capacity, Model# 6501 Robbor 5 16" Weld on Grab Hook MotorbyMotor Robbor Grab Hook 3 8" Weld on Chain Hook Heavy Duty Tow Hook G70 Forged BENTISM Tractor Bolt on Hooks Compact Bolt on Grab Hook 1 4'' Thick D Buy AyA Gear 5 16 in Bolt On Grab Hook Mount with Backer Plate Grab. Robbor 5 16 Bolt on Grab Hook with Backer Plate and Complete Hardware for Installation. Robbor Bolt on Grab Hook is Grade 70 rated at 4700 lb. WLL (Working Load Limit). Robbor Bolt on Grab Hook is Welded On a 1 4" Thick Steel Plate. Entire Bolt on Grab Hook Kit is Zinc Chromate Plated for Weather Protection. Every Mount Includes 1 2" x 1 1 2" Grade 8 Bolts with Washers and Nylon Lock Nut.