Set of two (2) Tarmac Buster front tires for the HPI Baja 5b. Save your knobby tires for the dirt - these new tires are the ticket for asphalt, concrete, or even hard packed clay. Molded in HPIs exclusive M Compound, the Tarmac Busters have an aggressive street tread pattern that delivers outstanding grip on the street. Sold in pairs, these tires are a direct replacement for the factory Baja 5B tires. Includes inner foams. 170 x 60mm size.