5cm Furniture Casters, Round Tube Swivel Casters with Brakes, Expansion Tube, 4 Industrial Casters for Transport, Quiet and Wear-Resistant

High-quality materials: Reinforced MPA provides high elasticity and robustness, strong impact resistance, a wider and thicker wheel surface to absorb shocks and vibrations, excellent grip, and quiet operation. Scientific design: Robust swivel axle with M12*60 mm threaded stem, 50 mm (2 inch) wheel diameter, with brake, maximum load of 120 kg (265 lbs) for all 4 wheels. Free 360° rotation with no blind spots, integrated double steel ball bearing structure in the swivel axle, smooth and effortless rotation, optimal lubrication, smooth steering without locking, stable, safe, and reliable operation. Support made of 3 mm thick galvanized steel sheet, high hardness, rust-resistant paint, extended service life, reinforced rivets, and improved support. Easy assembly: A 22 mm expansion tube is included. Suitable for cradles, trolleys, workbenches, plant stands, serving carts; no drilling required, simple installation.