Race Style A-Arms 1.75" FORWARD (w/adjustable uppers)/MEGA JOINT-TURBO SRace Style A Arms (1. 75 FORWARD w adjustable uppers)) (Turbo S) This is for the MEGA BALL JOINT. BUILT TO ORDER These A Arms are 1 1 2 . 120 wall with extra bracing on the arms. You can reuse your stock A Arm bushings MUST USE MEGA BALL JOINTS, STOCK BALL JOINTS WILL NOT WORK. This listing is for Turbo S models only. Race Style A Arms (1. 75 FORWARD w adjustable uppers)) (Turbo S) This is for the MEGA BALL JOINT. BUILT TO ORDER These A Arms are 1 1 2