This is the Hunter Safety System Recon Pro - Ultralite, High Strength, Aluminum Carabiners (Pack of 2.) Product Features Rust proof. Polished Ball and joint closure for increased strength and notchless nose for smooth exit The large knurled locking nut is easy to locate even in the dark and installs easily on any HSS accessory At half the weight of a standard carabiner, these high-strength units are rated at up to 5,600 lbs! Package includes 2 High-Strength Carabiners