Description: HIGH QUALITY: case made of high and stainless steel material, friendly, durable and sturdy to use. Can be used as a replacement accessory. FEATURE: Simple to install and easy to use. Reasonable size and light weight, convenient to store and carry. USAGE: You can use this bobbin case whenever thread is finer than the thread, to prevent thread from slipping to the top of the work. ATTENTION: During normal embroidery, if thread is not blister packed pre-wound, it is recommended that you use the high tension bobbin case. APPLICABLE: Suitable for sewing machine model. Such as BM2600, BM2700, BM2700AS, BM3500, BM3600, Comfort 10, Comfort 12, Comfort 15, Comfort 25A, Comfort 35A, HQ33, HQ17, HQ27, L15, L25, , L35, L40, LS-590, , , RS7, , SF100, SF200, SF250, SF300, Vesta Pink, Vesta Blue, Vesta Rose Violet, Vesta Rose , XL2120, XL2120PRO, XL2130, XL2130NT, XL2140, XL2150, XL2220, XL2220NT, XL2220PLUS, XL2230, XL2240, XL2250, XL2600, XL-2600I, XL2610, XL2620, XL3500, XL3500I, XL3500T, XL3510, XL3520, XL3600, XL3750, XL3750FS, XL3800. Specification: Material: Plastic, Stainless Steel Color: Black Replacement Part Number: XC8993321, XG4227001, XE9326001 Size Chart: Outer Diameter: 40mm / 1.57inch Inner Diameter: 21mm / 0.83inch Height: 13mm / 0.51inch Package Includes: 1x Sewing Machine Bobbin Case Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful line shopping!