Specification Brand : Fafeicy BulletPoint1 : [Easy Installation] With a 12-inch outer diameter and 12mm center aperture, this wheelchair caster is suitable for effortless installation on different mobility devices. BulletPoint2 : [Professional Design] This wheelchair caster is expertly designed and -manufactured for wheelchairs, driving aids, walkers, and more. BulletPoint3 : [Non-slip and Wear-resistant] The tire texture provides excellent non-slip properties, high safety factor, and stability on various road surfaces. BulletPoint4 : [Rustproof and Strong] Made of pu polyurethane, the wheelchair caster wheel has a long-lasting wheel hub with a strong bearing capacity. BulletPoint5 : [Sturdy and ] The polyurethane tire material and 6001 bearing type make this wheelchair caster strong, explosion-proof, and long-lasting, with no need for inflation. Color : Black IncludedComponents : wheel ItemName : 12in Gray Solid PU Wheel Non Slip Manual Wheelchair Caster Replacement Parts ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 37 centimeters ItemPackageDimensions_Width : 37 centimeters ItemTypeKeyword : wheelchair-and-mobility-scooter-tires-and-wheels Manufacturer : Fafeicy Material : Acrylonitrile Butadiene Styrene (ABS) ModelName : Fafeicy52o8z3w1cs ModelNumber : Fafeicy52o8z3w1cs NumberOfItems : 1 NumberOfLithiumMetalCells : 1 PartNumber : Fafeicy52o8z3w1cs ProductDescription : Specification: Item Type: Wheelchair Caster Material: PU Wheel Diameter: Approx. 30.48cm / 12in Center Hole Diameter: Approx. 12mm / 0.47in Color: Gray