Liberty Line Rockies 30 ft Aluminum Housing Cable Srl With Snap Hook, Includes Installation Carabiner And Tagline. Meets Or Exceeds Ansi Standards And Osha Regulations. Robust and durable aluminum casing powder coated, has swivel anchorage eye at anchorage end, steel swivel hook at retractable end, Galvanized steel wire rope. Cable Material:Galvanized steel wire rope 3/16 in diameter.