## One-Way Clutch Bushing, Sliding Bearing, 8x12x9.5mm 139QMB/QMA (GY6 50) 4T This specialized one-way clutch bushing is a crucial component for the smooth operation of the 139QMB/QMA (GY6 50) 4T engine in your scooter. Designed for precision and durability, it ensures smooth and reliable clutch operation, translating into comfortable and safe riding. ### Key Features: * **Precise dimensions:** 8mm (inner diameter), 12mm (outer diameter), and 9.5mm (length) guarantee a perfect fit and hassle-free installation. * **High-quality construction:** The bushing is made of durable materials, resistant to wear and high temperatures, ensuring a long service life. * **Compatibility:** Dedicated to 139QMB/QMA (GY6 50) 4T engines, popular in many scooter models. * **Easy installation:** The simple design of the bushing facilitates its replacement and shortens service time. ### Why choose this bushing? Investing in a high-quality one-way clutch bushing is an investment in the trouble-free operation of your scooter. This bushing ensures optimal clutch performance, minimizing the risk of failure and costly repairs. By choosing this product, you gain confidence in reliability and riding comfort.