TOOLCRAFT TO-5137899 Fixed wheel Load capacity (max.): 50 kg

Bearing type: Plain bearing; Hub length: 24 mm; Load capacity (max.): 50 kg; Material: Polypropylene; Swivel caster features: Mount; Total height: 65 mm; Wheel diameter: 50 mm; Wheel width: 20 mm

Price: 2.99 from Conrad Electronic