Fall Protection Working At Heights High Strength Steel Snap Hook, Forged Steel Double Locking Snap Hook Fall Protection/Working At Heights High Strength Steel Snap Hook Forged steel,Heat treated 100% Proof loaded to 3600lbs/16kN Gate Size: 21mm Min. Breaking load: 5000lbs/23kN Net weight: 413g Meets or Exceeds: ANSI Z359.12-19 CSA Z259.12-16 EN362-2004