Rear anti-roll club for ball-bearing roll club mounting system and redesigned to utilize the X4 straight back suspension system system hands. The anti-roll club system is initiated towards a corner bulkheads via bearings from outside for extra-smooth movement and for quick & simple modifications and modification. The roll club turns in ball-bearings for maximum precision and free movement. Anti-roll club height is adjustable via a screwââ¬Â¦ fast & effortless. Anti-roll club has laser-engraved stripes (corresponding to club degree) for easy recognition.