Factor 55's UltraHook offers peace of mind for your towing and recovery needs. The Closed System Shackle Mount hole is machined directly into the body of the hook. The UltraHook boasts a safety latch retraction pocket, ensuring a clear throat opening for seamless operation. What's more, it features an integrated secondary safety latch locking feature, with the latch locking pin conveniently stored within the body of the UltraHook. Simply remove and insert it into the hook tip to lock the latch securely into place.