4Pcs Furniture Casters, Swivel Wheel, 60F Retractable Leveling Casters, Made of Nylon Alloy and Aluminum, Loading Capacity 250kg Per Caster

MATERIAL: These furniture casters are made of sturdy metal, with a wear-resistant nylon wheel and a durable rubber pad SIZE AND LOADING CAPACITY: The diameter of the wheel is 50mm, the installed height is 8.7cm, and it can be adjusted to 9.5cm. With a 5mm thick top plate, the furniture casters can transport heavy items. The maximum total load is 1500kg HEAVY LOAD CASTER WITH FLEXIBLE MOVEMENT: With 360 degree swivel top plate and double ball bearings, the movement is flexible and easy HEAVY LOAD CASTER WITH ADJUSTABLE HEIGHT: Manual adjustment knob can adjust the height, easily move heavy objects and ensure anti-vibration performance.Height adjustment also helps keep items in place, even on uneven flooring PERFECT FOR: These furniture casters are perfect for heavy furniture, workbenches, welding tables, vending machines, medical equipment, laboratory apparatus