Ideal for rigging, lifting, and horizontal pulling applications High impact gear case and brake cover for heavy-duty service Made with grade 100 load chain for superior strength Caged ball bearings on load sprocket provide smooth and easy operation Dual pawl Weston style brake features extra heavy pawl springs for reliable and safe operation Top and bottom safety hooks are engineered to bend to warn of accidental overloads Cast steel safety latches exceed industry standards Deformation indicators on hooks allow accurate measurement for easy maintenance Custom lifts are available in any length Capacity 12000 lbs. (6 tons) Certification ISO 9001-2000 certified factory Chain Material Steel Duty Level Heavy Duty Force Required to Lift 81 lb Lever Length (in.) 5.70" Lift 5' Load Chain Diameter 10.0 mm