Heavy Duty Swivel Caster Wheels Set with Locking - 4 Pack, 5 Inch Rubber Casters, 1.25 Inch Square Stem, 440LBS Capacity

360° Rotation: The top plate equipped with premium steel balls, can rotate 360 degrees swiftly and smoothly with ease, easy to flexibly transform directions.

Solid Rubber Wheels: Made of high quality non-marking rubber material, absorbs shock and vibrations, wear-resistant and roll silently, protecting your floors from scratches.

Double Lock Mechanism: The locking mechanism can lock both the wheel and the swivel at the same time, which is essential for security and stability.