The CMC Rescue 8 is a pure and simple descender machined from a ½ in (12.5 mm) plate. Finished with nickel-chrome-plated steel, this Rescue 8 descender is wear resistant and durable. The Steel Rescue 8 is designed for high-wear situations and withstands the grit and grime better than the Aluminum version. Able to use ropes ? inch (9.5 mm) up to ½ inch (13 mm) this is a versatile descender. The Steel Rescue 8 weighs 1 lb 3 oz (539 g) and comes in Chrome. It is NFPA rated General Use/Technical Use and is 3 sigma MBS 23 kn (5,170 lbf)/ 15 kn (3,372 lbf).