Features 1、[Suitable for FY811 Model] Designed for Feiyue FY811 household electric sewing machines, this feed dog improves efficiency by assisting various professional sewing processes. 2、[Iron Construction] Crafted from premium iron material, the sewing machine feed dog is sturdy and rust prevention, ensuring long lasting performance for extended use. 3、[Easy Installation] With a user friendly design, this feed dog is simple to install and operate, saving time and enabling quick setup for hassle free sewing sessions. 4、[Compact and Lightweight] Featuring a compact size and lightweight design, this feed dog is convenient to store and carry, taking up minimal space while delivering optimal performance. 5、[Ideal Replacement Choice] An ideal choice for replacing old or damaged sewing machine feed dogs, this upgrade effortlessly enhances sewing accuracy for improved results. Specification Item Type: Sewing Machine Feed Dog Material: Iron Specification: 4 Pieces Use: Household Scope: Most Scenes Package List 4 x Sewing Machine Feed Dog