All Klein block and tackle use high-quality, 3/8-Inch (10 mm) diameter rope. Light, galvanized-steel shell blocks are fitted with snubbing hooks to hold the load. This package features two blocks with a standard swivel anchor hook with a maximum safe load is 750-pound (340 kg). Sheaves are strong yet lightweight aluminum alloy with all-bronze bushings. Maximum safe load is 750-pounds (340 kg).These are not occupational protective hooks, not for human support. This item is in the category "Collectibles\Tools, Hardware & Locks\Tools\Pulleys, Block & Tackle". The seller is "capspaceselling" and is located in this country: US. This item can be shipped to United States.