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 Wheels constructed of molded plastic with black/chrome finish 1.9'' Deep Woods CR Mounted Black Chrome (2) (12mm Hex) C3 Duratrax Dimensions: diaouter: 120 mm diainner: 45 mm Width: 43 mm