The 2450 rigid round eye spring snap is designed for use with rope, chain, strap, animal leashes and other home, farm and recreational applications like camping, fishing, hiking, traveling. With a spring loaded feature, one can attach to a wide range of fixing points quickly and securely like keychains or flag poles. This snap is designed with steel construction and zinc plated finish with a 1" eye diameter and is 5-1/2" in length.