Block And Tackle, Rope Price For: Each Ratio: 4:1 Material: Stamped Steel Housing, Heat-Treated Drop-forged Steel Latch Hook Finish: Zinc Plated Standards: ASME B30.21 Includes: Cam Lever Load Lock, Heat-treated, Drop-forged Steel Latch Item: Rope Block and Tackle Lifting Capacity: 350 lb. Min. Between Hooks: 18" Reach Capability: 12 ft. Rope Length: 50 ft. Pull Capacity: 700 lb. Rope Dia.: 3/8" Hook Opening: 5/8" Country of Origin (subject to change): United States