To be able to adjust your dampers makes a big difference on courses with numerous level adjustments. These adjustable dampers consist of six 2.5g lots allowing you flexibility inside damper settings. Them also contains stainless screws, aluminum spacers and many more! 2.5g Body weight x6 2 x 25mm metal Screw x3 2 x 30mm stainless Screw x3 3mm Aluminum Spacer x2 Washers & Nuts are often included. Befitting Mini 4WD and Mini 4WD PRO vehicles. Some systems may need modification.