Features: Wide Range Application: All new RC extended wheel axle counterweight set could compatible with 1/18 TRAX-4, use as the replacement part of your RC toy accessories. Spare Part of Remote Control Car Toy: A perfect replacement & modification part for your RC toy, especially for toy RC car scaled of 1/18, replacement of your electric toy which offer a new service cycle with great performance. RC Car Spare Extended Wheel Axle Counterweight: The heavy duty device designed and carry with 3D cutting & exquisite technology, improving outline of product and grade, accuracy cutting holes, more durable & stability for better performance and play experience. Selected Material: Made by exquisite workmanship with metal, with good resistant of abrasion and erosions, more stable with good performance for RC crawler part. Easy Installation: Fit for 1:18 RC car toy requirements and easy to install and change by your own, if you need any further instructions please do not hesitate to contact. Specifications: Product Dimension: As pictures shown Material: Metal-material Style Option: Style-A-(Rear Axle Counterweight)/Style-B(Front Axle Counterweight)/Style-C(Front Axle Counterweight with connector) Package Includes: 1 Set Remote Control Car Wheel Axle Counterweight note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.