Enhance your 50cc QMB Chinese Scooter with this high-quality EGR Cylinder Head from SMM, designed to deliver exceptional performance and durability. The cylinder head features a 69 mm valve set, precision-engineered to fit seamlessly with your scooter's engine, ensuring a perfect match for a smooth and efficient ride. Manufactured in China, this valve set is manufactured to stringent standards, guaranteeing reliability and long service life. The part number, 12-104, assures you're getting a genuine product crafted for your machine type, making it an ideal choice for maintaining or upgrading your scooter's engine components.