These JConcepts titanium 5.5mm kingpin ball studs are a performance replacement for the RC10b3 and RC10t3 platforms. The set includes two ball studs finished in black. Titanium construction keeps weight low while offering strong resistance to bending and wear compared to standard metal alternatives. A direct-fit upgrade for builders looking to refresh or improve the front suspension kingpin assembly on these classic Associated vehicles. Features: Titanium construction for reduced weight and high strength 5.5mm ball stud diameter Black finish Sold as a set of two Fits RC10b3 and RC10t3 platforms 7/7/26 cs