Hook & Base Large Non-Trimmer 400-43333 for Juki LH-3578A and Juki LH-3578 Sewing Machines The Hook & Base Large Non-Trimmer 400-43333 is an original high-quality replacement part designed for the Juki LH-3578A Sewing Machine and Juki LH-3578 Sewing Machine. This essential component is part of the machine’s hook system, which plays a key role in forming strong and precise stitches. As a non-trimmer type hook, this part is designed for sewing applications that do not require automatic thread trimming. It ensures smooth thread pickup, stable rotation, and consistent stitch formation. Manufactured from durable materials, this hook and base assembly provides long-lasting performance, high precision, and reliable operation in industrial environments. Using the original 400-43333 hook and base helps maintain proper timing, reduces stitching issues, and supports efficient machine performance. It is ideal for garment factories, sewing workshops, and professional users who require dependable and accurate sewing machine parts. Key Features: Hook & Base Large Non-Trimmer (400-43333) Compatible with Juki LH-3578A Sewing Machine and Juki LH-3578 Sewing Machine Non-trimmer type for specific sewing applications Ensures smooth hook rotation and precise stitch formation Durable and high-precision construction Designed for industrial use Applications: Suitable for industrial sewing machine maintenance and repair to ensure stable stitching performance, accurate timing, and long-term reliability.