R7-43 Left Roller Cover and R7-49 Right Roller Cover for High-Speed Nylon Zipper Sewing Machine
The R7-43 Left Roller Cover and R7-49 Right Roller Cover are precision spare parts designed for high-speed nylon zipper sewing machines. These covers protect the roller assemblies, ensuring smooth rotation, stable guidance of the zipper tape, and consistent operation. Manufactured from high-strength, durable materials, they provide reliable performance, long service life, and contribute to efficient and accurate industrial zipper production.