YS Prop Nut Set For All YS Motors.

 The YS Prop Nut Set is designed to securely fasten the propeller to your YS engine, ensuring a tight, vibration-resistant fit. Made from high-quality materials, this set includes precision-engineered nuts that keep the propeller securely in place, even during high-speed operation. Whether you're performing routine maintenance or upgrading your engine, the YS Prop Nut Set ensures reliable performance, helping prevent loosening and ensuring smooth operation of your RC engine.

For older manuals the product code number was F1267 Or F9379