6Pcs 50mm Universal Office Chair Caster Wheels Replcement Standard Size PU Twin Wheels

Specification: Material: PU, Metal Colour: Black Wheel Diameter: 50mm Stem diameter: 11mm Stem length: 22mm Features: 1. Floor Protection: Soft polyurethane material wheels protect your hardwood floor, carpet without any marks and scratches. 2. Smooth and Quite Rolling: Twin wheel design keep it rolling quitely and smoothly, less noise. 3. Universal Standard Size: 11mm*22mm universal standard stem size fits most office chair bases. 4. Heavy Duty and Durable: Single load max 50 kg, there is no off phenomenon. 5. Easy Install: Simply pull out your current casters down and push in the replacement wheels into the socket. Package Included: 6 x Chair Caster Replacement Wheels More Details: