Superior safety factory rated 4 times capacity. Very low headroom. Tested at 150% rated capacity. Grade 80 black chain tempered to ISO 3077. Galvanized pull chain. Hardened 2-stage gears and hardened pinions supporting roller bearing shears. Manufactured to ISO 9002 Standards. Capacities available up to 4,000 lbs. -- contact dealer for details. Meets ASME B30.16 Standards.
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