3pcs Bobbin Case Set for Flatcar Sewing Machines Shuttle Sleeve Restore smooth operation and keep spare parts on hand with this three piece bobbin case set designed for flatcar sewing machines that use shuttle sleeve style bobbin housings. Lightweight and easy to install, the set helps reduce machine downtime and makes maintenance simpler. Key benefits Ready replacements: Three bobbin cases in one pack provide spares for quick swaps, reducing interruptions during sewing. Easy installation: Designed for straightforward fit into shuttle sleeve housings, so you can a bobbin case without special tools. Lightweight and compact: Easy to handle, store, and carry between workstations or in a sewing kit. Reliable function: Helps maintain proper bobbin placement and consistent thread feeding when installed correctly. Features and attributes Compatibility: Fits flatcar style sewing machines that accept shuttle sleeve bobbin cases. Confirm compatibility with your machine model before . Function: Holds the bobbin securely and supports smooth thread delivery for sewing operations. Size and storage: Compact dimensions make these cases convenient for storage and for keeping spares close at hand. Construction: Built for regular replacement use and convenient handling due to the lightweight design. Practical applications Home sewing projects: Keep a spare set on hand to swap in quickly during large projects or when testing different thread types. Tailor or alteration shops: Maintain production flow by replacing worn bobbin cases immediately to avoid service delays. Small manufacturing or workshop settings: Store extra cases at each station to minimize machine downtime during shift changes or routine maintenance. What you receive Three bobbin cases suitable for shuttle sleeve housings on compatible flatcar sewing machines. Lightweight and easy to store for everyday use. Notes Verify that your sewing machine uses a shuttle sleeve style bobbin housing before installation. Follow your machine manufacturer guidelines for installing and adjusting bobbin cases to ensure correct operation.