1/5 Magmas Pre-Mounted Monster Truck Tires, Platinum Compound (2)Overview Available as a pre mounted option on Shuttle wheels, the tire is designed with extreme abuse and speed in mind, the Magma tire has giant horizontal tread which is bridge shaped and constructed for massive forward bite. The tire and wheel are designed to complement each other as a complete assembled unit. The tire carcass is built on a large and rugged carcass where the beads provide hole locations to lock the position with the Shuttle wheels.