Take some weight out of the drivetrain with these lightweight aluminum joint cups. ★Pin protectors are included to limit wear on joint cups and drive shafts. ★2 cups total an approximate weight savings of 7.6g over kit-standard parts. Compatible Chassis TA06*1, TA06 PRO*1, TA06 MS*1 and M-07 Concept Chassis *1: Some models may require shorter drive shaf