●all yoke swivel hoist rings meet or exceed all the requirement of asme b30.26 ●hoist ring bail are designed by forged alloy steel, quenched and tempered. ●each forged parts and cap screw with batch code links to test certificate sheet. ●hoist rings are 360°swivel with 180°pivot function. ●ball bearing performs to fully swivel under load. ●bolt are unc thread, specification is a grade 8 alloy socket head cap screw per astm a 574. ●proof load individually to 2.5 times working load limit and certified. ●20, 000 cycle fatigue rated to 1.5 times working load limit. ●rated at 100% at 90°angle. ●100% magnaflux crack detection.

●all yoke swivel hoist rings meet or exceed all the requirement of asme b30.26 ●hoist ring bail are designed by forged alloy steel, quenched and tempered. ●each forged parts and cap screw with batch code links to test certificate sheet. ●hoist rings are 360°swivel with 180°pivot function. ●ball bearing performs to fully swivel under load. ●bolt are unc thread, specification is a grade 8 alloy socket head cap screw per astm a 574. ●proof load individually to 2.5 times working load limit and certified. ●20, 000 cycle fatigue rated to 1.5 times working load limit. ●rated at 100% at 90°angle. ●100% magnaflux crack detection.