Complete set of thermoplastic rubber twin wheel casters, including 4 swivel casters (2 with double stop). Features a back hole mounting with a threaded pin (10x20 mm). Wheel dimensions: 50 x 19 mm. Overall height: 73 mm. The housing is made of zinc-plated steel with a double ball race swivel bearing. Supports up to 80 kg at 4 km/h and temperatures from -20 °C to +60 °C. Includes mounting screws.