These Kyosho C-Hub KC10 caster blocks are factory replacement steering knuckle carriers for compatible Kyosho vehicles. Sold as a pair, left and right, they provide the bearing seat and suspension mounting points that locate the front axle and control steering geometry. Made from hard plastic, they accept the axle bearing through the central bore and attach to upper and lower suspension arms via the surrounding mounting posts. Features: Sold as a left and right pair Hard plastic construction Central bore seats front axle bearing Multiple mounting points for suspension arm attachment 7/7/26 cs