1Wide Application: The 3 stud rear wheel hub shaft is wide applicable for Quad Bike Atv Dune Go Kart with 5 Inch Tires, please check the size before ordering. 2Stable performance: Professional manufactured, exquisite workmanship, provide excellent performance, minimize noise and vibration and improve the stability and safety of the vehicle. 3High Precision: The rear axle hub studs have high precision to ensure the precise fit of the bearing and hub assembly, ensuring the smooth operation of the vehicle. 4Solid Construction: Made of high strength steel alloy material, which has high hardness, strong impact resistance, not easy to deform, not easy to rust, ensuring overall durability. 5Important Diameter: Designed with a 17T hub shaft tooth number, a bearing bore diameter of 17mm, and a hub mounting hole spacing (center to center) of 48mm.