These are Kyosho front lower suspension arms in hard compound, designed as a factory replacement for the MP10T platform. Sold as a pair, the left and right arms are molded from a harder plastic compound for increased durability and rigidity compared to standard versions. Hard compound arms are a popular upgrade or replacement choice for drivers who want more consistent flex characteristics under demanding conditions. Features: Hard compound plastic construction Front lower arm set for the Kyosho MP10T Sold as a pair, left and right 7/7/26 cs