Upgrade your office printing capabilities with the compatible Riso 019-13203-000, 017-11649-006, and 019-13603-105 GR Gear. These gears are designed to be compatible with Riso GR 373, 3700, 3710, 3750, 3770, and 3790 copiers, ensuring smooth, efficient operation. With their high-quality construction, they offer reliable performance and long-lasting durability.