Description 82mm Electric Brake and Wheel Set JP Hobby Electric Brake with 2x 82.5/25mm (3″ 1/4) Wheels (8mm axle) You won’t believe the quality of these units! The JP Hobby Electromagnetic Control Aircraft Braking System is the easiest to use and most reliable aircraft braking system available. It replaces the old style pneumatic and servo applied remote control braking systems. This design allows for easier installation and better control of braking. High grade aluminum construction with ball bearing wheels and replaceable hollow rubber tires. This electromagnetic brake system is available with different diameter’s wheels, for planes up to 20kg. Features: Operates off of the flight battery or a separate 7.2V-30V battery. Auto shut down after 1 minute of inactivity to reduce battery consumption Signal Input: Connects directly to receiver to operate. Specifications: Wheel Diameter: 82.5mm (3″ 1/4) Tyre wide: 25mm Axle Diameter: 8mm Weight: 14.28oz / 405g (2 wheels and control box) Wires length: 300mm Content: Two main wheels 82.5/25mm Brake controller V2