Product details:

Grade 70 5/16 x 15'L Easy to install and use in place of slip hook USA madeB/A Products Grade 70 Chain with Twist-Lock Grab Hooks feature forged Twist-Lock Grab Hooks that lock chain into place and prevent accidental release of chain from hook connections. Can be used with: chain to chain hooking equipment safety chains over the road safety chains tie down chains vehicle stabilization. Patent #7967353. Sold individually. Not for recovery.