Description: Complate Kits: RC car upgrade accessory set includes car chassis,center drive shaft, metal gear case, gears cover, battery mount, servo mount, suspension arm plate, suspension bolt, steering mount pole, metal differential. Quality Material: All pieces made of strong metal, solid and durable. High Performance: Upgrade modification can strengthen the rigidity of the body to prevent deformation of the body. Stability & Reliability: Improve performance, easy to install and use. Compatibility: Fit for WLtoys 124016 124017 124018 124019 1/12 rc car. Specification: Material: Metal Size Chart: approx. 274x88x45mm/10.79x3.46x1.77inch Package Includes: 1x car chassis 1x center drive shaft with gears 2x metal gear case 1x gears cover 2x battery mount 2x servo mount 4x suspension arm plate 4x suspension bolt 2x steering mount pole 2x metal differential Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.