This Associated factory replacement kit provides the vertical rear ballstud mounting hardware for the RC10B84 4WD buggy. The kit includes a carbon fiber tower plate and two blue anodized metal ballstud mounts along with the mounting screws needed for installation. It is designed as a direct replacement to restore proper rear suspension geometry on the B84 platform. Features: Carbon fiber tower plate for lightweight rigidity Blue anodized metal ballstud mounts included Mounting hardware included for complete installation Designed specifically for the RC10B84 platform 7/7/26 cs