DSJ-3011-2 Full Body Harness Accessories O-Ring, Forged Steel O-Ring for Connecting Webbing Belt Full Body Harness Accessories O-Ring Forged steel,Heat treated 100% Proof loaded to 3600lbs/16kN Min. Breaking load: 5000lbs/23kN Net weight: 130g Meets or Exceeds: ANSI Z359.12-19 CSA Z259.12-16