4 Doppellager 50-100 mm Gummi drehbar Rollenrad Trolley Rolle 200-700 kg UK

Loading capacity‎175kg (1 Wheel) 700kg (4 Wheels). Absorbs shock and vibrations: The caster wheels are made of non-marking polyurethane rubber, so they can absorb shock and vibrations and run very quietly.

eBay