Upgrade or replace your HAIBOXING 1/18 scale RC truck with this genuine Wing Stay and Rear Wing Kit (P1821). Designed for the 2025 versions of models 18858E, 18872, and 18856, this kit includes all necessary screws for easy installation and a secure fit. Made from high-quality materials, the wing stay and rear wing improve vehicle stability and enhance the realistic look of your RC truck. Perfect for replacing broken or worn-out wings, this spare part ensures your truck maintains its performance and style during high-speed runs or off-road adventures. A must-have accessory for RC hobbyists who want durability, reliability, and precise fit.