Yoke Aluminum Carabiner Meets ANSI Standards 3600 LBS Gate Strength - 6 Pack High Quality Aluminum Alloy - Silver and Blue ANSI Z359.12 - 3600 LBS Gate Strength, Min Breaking Load 5000 LBS Meets CSA Z259.12-01, EN 362:2004B & CE 0299 Stamped to a capacity of 23KN Durable Self-Locking Carabiner