You Want Heavy Duty but Quiet Caster Wheels: Heavy Duty capacity A single caster can carry 150 lbs.600+ lbs can be carried per set of 4. Strong load capacity. They have a soft, cushioning rubber tread that start to roll easily and quietly over smooth or rough surfaces. Smooth Rotation 360°, Free Movement and Braking: Highly maneuverable casters let you turn easily. Swivel casters with ball bearings have smooth swiveling and protection from dust and debris, Enabling smoother swiveling and extending service life. Casters with wheel brake apply pressure to the wheel to stop movement with a press of the foot pedal.
