Features: Brand New and Never used High Quality Office Chair Castor Wheels. Twin/Double Wheel Design - 360 Degree Swivel Simple to install, plug and play. Simply Click into Place. Special Designed to Protect Hard Floors. Anti-slippery and almost silent when pushing. Suitable for swivel chairs, computer chair, office chair, furniture, computer desk and baby bed, etc. Specifications Materials: PU (Durable and no harm to the floor). Stem OD: 11mm/0.43in. Stem Length: 22mm/0.87in. Wheel Diameter: 50mm/1.97" Overall Wheel Height: 80mm/3.15in. Color: Black and Gray Package Included: 1Pc/5pcs x 2in Soft Rubber Office Computer Chair Roller Castor Wheels .
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