R6-39 Needle Bearing for High-Speed Xingrui Nylon Zipper Sewing Machine
The R6-39 Needle Bearing is an original imported spare part designed for high-speed Xingrui nylon zipper sewing machines. This component provides precise rotational support for moving shafts, reducing friction and wear during high-speed operation. Manufactured from high-strength, durable materials, it ensures long service life, stable performance, and reliable machine operation, making it a critical component for consistent industrial zipper production.