Specification Brand : Hyuduo BulletPoint1 : SOLID REPLACEMENT WHEEL: The tire part is made of polyurethane material, bearing type is 6001, the wheel is strong and explosion proof, no inflation, strong and long lasting BulletPoint2 : NON SLIP AND STABLE: Tire surface texture is non slip and wear resistant, non slip effect is good, possess high safety factor, suitable for all kinds of road surface, possess stable performance BulletPoint3 : WIDELY USED: Wheelchair caster use professional design and accurate manufacturing process, mainly used in wheelchairs, driving aids, walkers and so on BulletPoint4 : RELIABLE MATERIAL: Wheelchair caster wheel is made of PU polyurethane, rustproof and long lasting wheel hub, possess strong bearing capacity BulletPoint5 : 12IN WHEEL: The wheel is 12 inches in outer diameter, with a 12mm center aperture, suitable for easy installation and use on various mobility devices ItemName : Wheelchair Caster Ribbed Tire Wheelchair Front Wheels Rollator Walker 12in Solid PU Wheel Non Slip Manual Wheelchair Replacement Parts Gray ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 37 centimeters ItemPackageDimensions_Width : 37 centimeters ItemTypeKeyword : wheelchair-and-mobility-scooter-tires-and-wheels Manufacturer : Hyuduo ModelName : Hyuduon0c1b4dggr ModelNumber : Hyuduon0c1b4dggr PartNumber : Hyuduon0c1b4dggr ProductDescription : Spec: Item Type: Wheelchair Caster Material: PU Wheel Diameter: Approx. 30.48cm / 12in Center Hole Diameter: Approx. 12mm / 0.47in Color: Gray