Forged super alloy steel - Quenched and Tempered. Suitable for EN818-2 G80 chain. Individually proof tested at 2.5 times Working Load Limit. Fatigue tested at 1.5 times Working Load Limit for 20000 cycles. Breaking test. 100% Magnaflux Crack Detection. With latch. Surface finish: Power plastified Colour: Yellow or Red RALcode: RAL1003 or RAL3020. Other colour is available as per request. Positive lock latch is self-locking when hook is loaded. Brand:DAWSON/OEM Code:DS489 G80 / Grade 80 Special Clevis Self-lock Hook Size:10MM