CM® dual rated master link sub-assembly, grade 80, orange powder coated. Designed for triple and quad branch Herc-Alloy® chain slings. Consists of an oblong master link and two welded master coupling links. Accepts both Herc-Alloy 1000 & 800 chain and components. Durable orange powder coated finish. 4:1 design factor. May be used for mechanical or welded sling assemblies. 100% proof tested.