The OS Drive Washer is an essential part needed for the 35, 40FP and 40, 46LA engines. It is a reliable and durable compatible tool for OS brand vehicles, ensuring that your engine, exhaust and fuel systems are functioning at their best.

Made with high-quality materials, this drive washer is a must-have for any RC model vehicle enthusiast. Keep your toys running smoothly and efficiently with the OS Drive Washer for 35, 40FP and 40, 46LA