Medical Silent Wheels Replacement 360 Rotation Heavy Duty 4" (2 brakes & 2 normal)

SKU: WR-4I*4-MS/D

For USB Charging Cart

PU Wheels Replacement, 360 Degree Rotation, Heavy Duty, 4" (2 brakes & 2 no brake)

SKU: WHLR-4I*4-PU

For Laptop Charging Cart