... 9001 GS,CE. Manual hoist Features:1. Capacities: from 250kg to 9,000kg2. Quality System Certification: ISO 9001 GS,CE3. chain hoist is a kind ... for pulling and stretching work at any angle.5. The lever block is safe, reliable and durable.6. The structure is advanced ... a load with one chain.5.No over lifting,no over lowering.6.Keep anybody out of the place undef the loading. Manual chain hoist