Front anti-roll club for ball-bearing roll bar mounting system and redesigned to work alongside the X4 front suspension arms. The anti-roll bar system is installed towards the front side bulkheads via bearings from outside for extra-smooth motion and for quick & effortless modifications and adjustment. The roll bar turns in ball-bearings for maximum precision and free motion. Anti-roll club height is adjustable via a screw quick & effortless. Anti-roll bar has laser-engraved stripes (corresponding to bar depth) for simple identification.