Set of four casters for the Vertical Grow Shelf system. Two of the casters have brakes to keep the system secure when stationary. Weight: 6 lbs. Dimensions: 7"H x 7"W x 7"L
— Ships from HF: OR, CA, CO, PA, TX, FL USA (No USPS).
For more information, please visit the manufacturer HydroFarm's website.