Product Description ORO 1 Pair Luggage Wheels Replacement 64mm case Wheels with 8mm(031) Bearings Wheels for Suitcase and Inline Outdoor Skate and caster Board (6418) i Before making order, Please compare the size of the new Wheels with the old wheels which you haveiThese Replacement Wheels are the same for front and rearIf you are not satisfied with the Luggage Wheels, 100 REIMBURSEiFeature:iIntegral molding, no peelingThe suitcase wheel has good gravityHigh quality polyurethane wheels with the following characteristics:beautiful,flexible,mute,wear,not easy to breakiSpecification:iMaterial:PolyurethaneWheel OD: 64mm Wheel Wide:18mm(0708)Bearing ID:8mm(031A)Axles:40mm(157A) (the distance from the head to the snap ring groove is 40mm)AiPackage Includes:i2x Wheels replacement4x AxlesA2x Axles screws4x Washers2x Wrenches1xInstruction California Prop 65 Warning : This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information visit to the website.