Item Type: RC Accessories Material: Carbon Fiber Bottom Plate Size: Approx. 339 x 118mm/13.3 x 4.6in Second Floor: Approx. 165 x 34mm/6.5 x 1.3in Bumper Bracket: Approx. 120 x 27mm/4.7 x 1.1in Bottom Plate Thickness: Approx. 2.5mm/0.1in Second Floor Thickness: Approx. 2mm/0.08in Thickness of Bumper Bracket: Approx. 2mm/0.08in Applicable: Suitable for YOKOMO YD2-Z 1/10 Remote Control Drift CarPackage List 1 x Bottom Chassis1 x Second Floor Plate 1 x Bumper Bracket 1. Please allow 13mm/0.040.12in error due to manual measurement.2. The monitor calibration is inconsistent, the color of the item shown in the photo may be slightly different from the actual object. 1Premium Material: This carbon fiber upgraded RC bottom chassis plate Kit is CNC engraved with high quality 3K carbon fiber material, which guarantees installation accuracy. 2High Performance: The chassis is light and rigid, with high flexibility, which can effectively improve the drifting performance of the whole vehicle, and has a graceful posture without worrying about being folded. 3Hollow 2 Layer Sinking Design: RC car chassis can make the wind spoiler enter the body better when the car is running, which is not only beautiful but also makes the battery have better heat dissipation effect. 4Easy to Install: The RC carbon fiber chassis is super easy to install, remove the parts from the original car and install the carbon fiber upgrade kit directly with the screws of the original car. 5Replacement: This RC drift racing chassis perfectly fits the original car carbon fiber upgrade kit, which is super cost effective and suitable for YOKOMO YD2Z 1/10 remote control drift car.