WorldPac (Pack of 4) 2" Swivel Finger Hook with 5/8" Bore for 2" Ratchet Spiral Hook in 5/8 Pin with Swivel Design 3,600 LBs Work Load Limit 11,000 LBs Breaking Strength Made from carbon steel, heat treated for strength Zinc Plated Gold Chromate Finish for Corrosion Resistance