Make fully sure your CC-02 framework motor is fixed firmly set up with this particular optional spacer. This spacer sits in between the gearbox while the limit screws which affix the engine, providing a more efficient driveline. • engine Mount Bridge Spacer x1 • This spacer provides greater rigidity in gearbox, which means better drive. • Helps brace the gearbox against warping. • Aluminum gun steel anodized complete. • Screws and other tiny components for attachment included. • suitable for CC-02 chassis automobiles.