Revitalize your knitting projects with this precision-engineered Main Drive Gear replacement for Express & King Size knitting machines. When your circular knitting machine starts slipping or skipping, this essential component can restore smooth, reliable operation without the expense of replacing the entire unit. Crafted from durable Nylon in dark gray, this gear delivers excellent wear resistance and low friction for consistent performance during extended knitting sessions. Each gear is meticulously manufactured in the United States, ensuring exceptional quality, tight tolerances, and dependable craftsmanship. Measuring approximately 2.75 cm in width and length with a height of 3.92 cm, this lightweight replacement part (just 0.35 ounces) fits perfectly in your Express King Size model. Whether you're maintaining a beloved machine or repairing a heavily-used unit, this aftermarket gear provides the reliable solution serious knitters need for consistent, professional results.