OBS 4 PCS 102 mm up to 720 KG All Steel Heavy Duty Metal Castor Wheels, Caster with Brake for DIY, Furniture Trolley Wheels with Double Bearings Swivel Castor

PLATE SIZE: 2.5" (63mm) x 3.5" (90mm). Hole center to hole center: 1.7" (44mm) x 2.8" (72mm). WHEEL DIMENSIONS: Caster Wheel Width: 1.2" (30mm). Caster Wheel Diameter: 4" (102mm). Caster Wheel Capacity: 400lbs (180 KG) each castor. Caster Wheel Material: Iron. Overall Heights : 4.9" (125mm). BRAKE/LOCKING CASTOR: This metal castor wheel comes with side brake for easy locking mechanism. The heavy duty steel castors contains two ball bearings, which can rotate freely and is shock resistant. 360 DEGREE ROTATE SWIVEL CASTERS: Transform the mating equipment to any directions in the most efficient and labor-saving way, our cast iron caster wheels are the best accessories for the heavy furniture, desktop, table, cabinet or trolley. HEAVY DUTY CONSTRUCTION: The support frame and top plate casters wheels are made of high quality iron with roller bearing for each wheel, moving smooth, the load capacity for each casters is 300lbs, and it's up to 1,600 lbs (725 KG) for 4pcs iron casters set. WIDELY USED: Heavy duty cast iron castor wheels can be used in both as industrial castor and residential applications, for coffee table, plant stands, bookshelves, shoe bins, toy bins, shopping carts, workbench, warehouse or supermarket shelves, they can be installed to most devices if you want.