This is a high - quality front wheel hub bearing designed specifically for 17mm spindle shafts. It only fits the 17mm x 53mm length OTK stock front wheel hub. With an inner diameter of 17mm and an outer diameter of 30mm, it ensures a precise and secure fit, offering excellent performance and durability for your karting needs.

Using this wheel hub bearing is easy. First, make sure your kart's spindle shaft is 17mm in size and the front wheel hub is the OTK stock type with 17mm x 53mm length. Carefully install the bearing on the spindle shaft, ensuring it is properly seated. When it comes to maintenance, regularly check for any signs of wear or damage. Keep it clean to prevent dirt and debris from affecting its performance. If you notice any unusual noise or looseness during use, it's a good idea to inspect the bearing right away. Replace it if necessary to keep your kart running smoothly.