CMC RESCUE 100% STAINLESS STEEL CARABINER (Item 300010) UL Classified to NFPA 1983 - General Use You work in some of the toughest conditions imaginable, and need a carabiner that is ready to perform no matter how harsh the environment. This is it! 100% stainless steel construction, including internal parts like pins and springs, make this the most corrosion and rust-resistant carabiner you can buy. Compact enough to operate easily with one hand, but still big enough to fit over a standard litter rail, and it's the only stainless carabiner to be G-rated - the highest NFPA strength rating. • 100% stainless steel for abrasion and corrosion resistance • Exceeds NFPA G-Rated 40 kN strength, yet weighs less than 8 oz. • Full 1-inch side-swing gate opening fits litter rails • Key Lock design eliminates snagging • 3-Stage auto-locking gate with visual locking indicator • Made in the USA