These Schumacher Racing Products ball studs are the low extra long variant, used in suspension linkage setups on compatible Schumacher 1:10 platforms. The threaded shank and spherical ball head allow pivot balls and rod ends to articulate freely through suspension travel. Sold as a pack of 4 metal ball studs, making it straightforward to replace a full set in one order. Features: Low extra long profile for extended suspension geometry Spherical ball head for smooth pivot ball articulation Pack of 4 pieces Schumacher factory replacement part 7/7/26 cs