Swivel polyolefincaster Item No.:Light Duty Caster-2000 Wheel Material:PP black Bearing Type:PlainBall Packing: Wooden case or carton Features as below:Swiver:double ball bearing raceway. Heavily embossed,formed steel cups. Zinc plated finish for corrosion resistance. Side brake. OEM and ODM orders are welcome. 12 years of export experience, professional manufacturing technology, and a strict quality control system.