The QA1 Ultimate screw-in ball joint for large Mopar racing applications is a lower-position unit with a .5" extended stud. QA1's patented, self-lubricating design offers infinite preload adjustment for bind-free operation and on-the-car adjustability. Precision tolerance ball-to-race conformity and a precision-ground race improve wear resistance, while owner-rebuildable construction and multiple stud lengths aid economical tuning and maintenance.
QA1 Mopar Large (K727) +.500in Stud Lower Screw-In Style Ball Joint