Aggressive knobby tread for loose surfaces 4.10-6 tubeless pneumatic offroad tire The 4.10-6 knobby tread tire for the X-PRO 40cc mini bike tire is a fine piece of rubber for a number of small recreational offroad models This tire makes a great upgrade to your machine with a more aggressive tread pattern to provide superior grip on loose surfaces The 4.10-6 knobby tread tire for the X-PRO 40cc mini bike tire is a fine piece of rubber for a number of small recreational offroad models. This tire makes a great upgrade to your machine with a more aggressive tread pattern to provide superior grip on loose surfaces. The 4.10-6 tire is most commonly found on the front set of rims with a set of 13×5.00-6 tires on the rear. It is known to be compatible with models from FitRight, TaoTao, and X-PRO, as well as many others. If these tires are to be used together it is recommended they be replaced in pairs. Tire size: 4.10-6 Tube: Tubeless Tread type: Knobby