New technology 1/2 Grade 80 Twist Lock Cradle Grab Hooks. Twist Lock Grab Hooks for 1/2 Chain. Helps prevent accidental release of hook from chain. Use your pad lock so these hooks cannot be removed! Most secure grab hooks on the market.
Latch closes automatically under load. Hook will not open when under load.Stainless steel spring release trigger will only operate when hook is unloaded.