Whiteline WTK004 String Wheel Alignment KitSpecifications Brand: Whiteline MPN: WTK004 UPC: 9319924469673 Features Kit Contains 2 Frames, 2 Rulers and 2 Strings Engineered to 'Activate More Grip', sway bars are principally designed to reduce body roll or sway. By reducing body roll, lateral loads are spread more evenly across the tyres thereby increasing cornering grip and improving outright performance. This Whiteline 27mm 2 point adjustable sway bar = more grip = better handling = outright