ITW C.L.A.S.H. (Conventional Latch Attachment Snap Hook).
Designed to meet the needs of sling and strap applications that require a quick-on feature with spring loaded retention gate. Low profile, one-piece solid steel stamped body with high load bearing rating. The body has an integrated slot designed to accept 1 inch webbing for weapon slings. If your application demands an all metal heavy tensile load system, the C.L.A.S.H. Hook is the smart choice.