These Bannon High-Performance Lever Hoists meet ASME B30.16 B30.21 standards and operate with a safety coefficient of at least 4:1. A Grade 100 load chain, overload protection system, fused brake system, lithium grease and caged roller bearing combine for smooth operation. Tough, ductile drop-forged hooks bend slowly to warn of overload. Heat-treated double pawl, fused brake system helps ensure reliability and extended life. Drive shaft, pinion gear and splined gear are durable chrome-moly. The ergonomically designed handle sleeve and ribbed handle lever ensure a good grip. The cast steel chain stop and safety latch on the 360° swivel hook ensure safety.