Klein’s slack blocks deliver reliable load control for utility and rigging work with galvanized-steel construction and integrated snubbing hooks. Lightweight aluminum alloy sheaves paired with bronze bushings ensure smooth operation and durability. Features a forged Cat. No. 258 hook designed to fit under insulators and engage cross-arm pinsideal for utility applications. Includes 25 feet of high-quality 3/8-inch rope with a 750-pound maximum safe working load. Made in USA. Note: These blocks are not occupational protective equipment and are not designed for human support.

• These are NOT occupational protective hooks. NOT for human support
• Light, galvanized-steel shell blocks are fitted with snubbing hooks to hold the load
• Sheaves are strong yet lightweight aluminum alloy with all-bronze bushings
• Forged hook Cat. No. 258
• Made in USA
• All Klein block and tackle use high-quality, 3/8-Inch (10 mm) diameter rope
• 25-Foot (7.62 m) rope length
• Hooks fit under insulator and engage pin on cross arm
• Catalog numbers followed by S/R have rope spliced to block
• Maximum safe load is 750-pound (340 kg)