Isn't blue a cool color? Presenting the Rock Monster BLUE Silicone Tire Insert.
Two new Rock Monster silicone tire inserts for 1.55" Baby HUSTLER / MAXGRAPPLER and 1.9" Mud Terrain Trophy Scale Tire just launched.
Introducing the all-new Boom Racing Rock Monster silicone tire inserts for RC scalers around the world!
For the month of December, choose FedEx or DHL delivery and take 20% off shipping.