These Schumacher Racing Products servo arms are factory replacement parts designed to fit a wide range of Schumacher 1:10 and 1:8 platforms. Each arm features a splined hub for secure servo shaft engagement along with mounting holes for linkage attachment. Sold as a pair, they are a direct drop-in replacement to restore precise steering and throttle control. Features: Splined hub for positive servo shaft engagement Mounting holes for linkage attachment Sold as a pair Compatible with Schumacher 1:10 and 1:8 platforms 7/7/26 cs