SuperPro Roll Centre Adjusting Ball JointSuperPro Roll Centre Adjusting Ball Joints will optimise your cars performance! Lifetime Warranty Reduces roll bump steer essential for lowered cars Reduced abrasion, temperature resistance and harshness Enhances your vehicles handling and performance Designed, engineered and manufactured in Australia A must for lowered vehicles, SuperPro roll center and bump steer correction kits are designed to correct roll centre geometry using specially engineered