SuperPro TRC1045L Heavy Duty Adjustable Sway Bar Link Kit (100mm-120mm Length, 10mm Studs - one standard, one extended))SuperPro TRC1045L Heavy Duty Adjustable Sway Bar Link Kit (100mm 120mm Length, 10mm Studs one standard, one extended)) TRC1045L features an adjustable length of 100mm 120mm (4. 0" 4. 8") and 10mm ball joint studs. This kit features one standard length stud and one extended length stud on each link set Length is measured from the center of one ball joint stud to the center of the other. Designed to maximise the benefit of Roll Control Adjustable Sway