Having the ability to adjust your dampers can make all the difference on courses with a number of level changes. These adjustable dampers include six 2.5g weights to allow you flexibility in your damper settings. Them also contains stainless screws, aluminum spacers and much more! 2.5g Body weight x6 2 x 25mm metal Screw x3 2 x 30mm Stainless Steel Screw x3 3mm Aluminum Spacer x2 Washers & Nuts may also be included. Appropriate for Mini 4WD and Mini 4WD PRO automobiles. Some bodies may require modification.