Aggressive tread for high degree of traction ''Deep Woods CR'' and ''Duratrax C3'' white lettering on sidewall Duratrax C3 compound compares to the Pro-Line M4 super soft, and the AKA Super Soft compound 2.2'' Deep Woods CR Tire (2) C3 Duratrax Dimensions: diaouter: 150 mm diainner: 2.2'' Width: 56 mm