These Schumacher factory replacement front universal joint driveshafts are designed for the Cat PB 4x4 buggy platform. Sold as a pair, each shaft features an assembled universal joint mechanism for smooth power transfer through suspension articulation. The metal construction is suited to the demands of competitive 1:10 buggy racing. Features: Universal joint design for smooth power delivery through suspension travel Sold as a pair, both left and right shafts included Assembled and ready to install Metal construction throughout 7/7/26 cs