These snap hooks feature a key-lock connection for added security. Spring-loaded closure enables 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 7/16" B 4-3/4" C 3/4" D 11/16" Break Strength 4,400 lbs. Pkg. Bulk