Features needle rod sliders with 0.01Mm capability, guaranteeing accurate needle movement for embroidery pattern Equipped with black rubber sliders that extend service life, reducing maintenance frequency and costs for continuous operations Designed for easy assembly, allowing users to complete setups within 2 minutes for seamlessly device upgrades or replacements Accessory with most mainstream computerized embroidery machines, offering versatile replacement addition for workshops and enthusiasts Craft from high strength steel materials, ensuring durability and load bearing capacity for long time in embroidery work