Introducing the ABC HOBBY GADGET Bearing Refresh! If you're aiming for the fastest times, you'll definitely want to keep your bearings in top condition! When you're engrossed in practice runs, it's easy to overlook the condition of your bearings! And then, when race day arrives, you're inexplicably slow (´Д` )! We've all been there, right? Be sure to use this for a bearing refresh before that important race!!