These carabiners feature an interlocking spring-loaded gate snap for quick attachment to a wide range of fixing points. Constructed of formed 316 stainless steel for corrosion resistance and durability. Multi-functional they can be used for lifting, rigging, and anchoring applications. For use with ropes, chains, straps, and small diameter cable. A 5/16" B 3-1/8" C 7/16" D 3/8" Break Strength 1400 lb Pkg. Bulk