## Retaining Sleeve 8x14mm - Essential for GY6 4T 139QMB Engines The 8x14mm retaining sleeve is a small but crucial component for the GY6 4T 139QMB engine, commonly found in scooters and other vehicles. It ensures precise fit and stability, contributing to smooth operation and extended engine life. Its robust construction and accurate dimensions guarantee reliability and safety. ### Technical Specifications: * **Outer Diameter:** 8mm * **Inner Diameter:** 7mm * **Length:** 14mm ### Why choose this retaining sleeve? * **Perfect Fit:** This sleeve is precisely manufactured to fit the GY6 4T 139QMB engine perfectly. * **High Quality:** Made from durable materials, this sleeve ensures long-lasting and trouble-free operation. * **Essential Component:** The retaining sleeve is essential for the proper functioning of the engine, ensuring stability and precise operation. * **Easy Installation:** Thanks to its precise dimensions, installing the sleeve is quick and easy. Investing in a high-quality retaining sleeve guarantees stable and trouble-free operation of your scooter's engine.