Upgrade your Trail FX bed liner with the TrailFX RF55U21 Component Tub. This replacement tub is precision molded from high-density polyethylene to fit perfectly, providing a custom fit that matches original equipment standards. Made from extra thick, high-density polyethylene, it offers outstanding protection against dents, scratches, and corrosive liquids, while the raised rib pattern ensures maximum skid resistance and proper drainage. The tub features 2x4 inserts for multi-level stacking, making it easy to organize your cargo. Installation is simple—no drilling required—and all factory anchor points, lights, and power outlets remain accessible. The RF55U21 Component Tub is a durable, functional solution for keeping your truck bed protected and organized.​