Wholesale 4" M12X30 Threaded Stem Plastic Wheel 360 Rotation Swivel Caster Black

【Roll Free】M12X30 Stem 4" Castor 180 lbs capacity.Non locking. Make it roll! This 4" diameter caster wheel comes with M12X30mm threaded stem. Great replacement for M12 wheels. Easy install to your box, chest, dolly, furniture to make them mobile. Work with most flat surfaces that would take screws. Note nut is not included. 【4" Diameter Size】Wheel diameter: 4" (101 mm); Wheel width is 1.26".Once installed added height is 5.08". 【Solid Rubber Wheel, Ball Bearing】Castor has poly proplene wheel, and rolls well on smooth surfaces. 【Wide Applications】Suitable for Chairs, storage boxes, chests, small machines, trolleys, heavy weight furniture and racks. Weight capacity: 180 lbs each castor. 【Swivels 360 Degrees】Swivels any direction.