These Schumacher Racing Products ultra short precision ball studs are factory replacement pivot balls designed for use across the Mi-series touring car platform and compatible vehicles. Each stud features a threaded shank, flanged collar, and a smooth ball end for consistent suspension linkage articulation. The pack contains 4 pieces. Metal construction throughout supports the precision fit expected in competitive 1:10 touring car builds. Features: Ultra short length for tight suspension geometry applications Flanged collar for positive seating and alignment Smooth ball end for consistent pivot articulation Pack of 4 ball studs Metal construction throughout 7/7/26 cs