Swivel eye bolt snaps are designed for use with rope, chain, wire or cable. Constructed of corrosion resistant sand cast brass they can be used for tie-downs, lifting wires or other rigging applications. 360° swivel strap eye eliminates tangling. Spring-loaded bolts provide secure closure with the advantage of an easy-open thumb lever. Polished finish makes them both functional and decorative. A 3-5/16" B 7/16" C 3/8" D 5/8"