These Kyosho Avantie rear foam tires are designed for 1/10 scale on-road touring car competition. Foam construction provides consistent grip and compliance on smooth indoor racing surfaces without the need for air pressure management. Sold as a set of two in black, mounted on multi-spoke black plastic wheels and ready to install. The C5 compound designation indicates the specific foam hardness, which should be matched to track surface and vehicle weight for optimal performance. Features: Rear-specific foam tire for 1/10 touring car C5 compound foam for surface-matched grip Mounted on black multi-spoke plastic wheels Sold as a set of two 7/7/26 cs