Tires & Wheels X-ROCKET X-Maxx (MFT) (2)Louise X ROCKET X MAXX Tires FRONT & REAR Truck tires for the high performance Traxxas X MAXX. The new X ROCKET tire has the new incorporated MFT technology that is engineered to limit tire expansion (normally refered to as "balooning"). They are mounted on a new very sturdy black nylon 7 spoke wheels with a X Maxx specific 24 mm hex. The X ROCKET tire is the obviouse chooice when you want to go full attack on hard packed clay surfaces or speed runs