Petzl P21 CAB Fixed Cheek Tandem Cable Pulley with two stainless steel sheaves. Colour gold. This pulley is designed for use with Tyrolean traverses on either wire cable up to 12mm max. dia. or textile ropes up to 13mm maximum diameter, & also as a component in hauling systems. Each sheave is fitted with self lubricating bushings & can be used at speeds up to 10m/s. Weight 258g. EN12278. Individually tested. Working load 2.5kN x 4 = 10kN. Breaking strength 6kN x 4 = 24kN. See Manufacturer I