UMI Performance 93-02 GM F-Body A-Arm Kit Double Shear Mount Boxed Lower + Adj UpperUMIs heavy duty boxed arm kit with adjustable rod ends provides a rock solid foundation for your autocross, road race or corner carving 4th Gen. The lower a arms fully gusseted box tubing construction, while appearing heavy duty, affords a five pound weight savings per set over factory lower a arms. These arms have double shear sway bar mount tabs with endlink set included as well as a double shear shock mount to fit most 1 2" bolt race shocks. Lower