Feature: 1. PRACTICAL PART: Spool cap holds the thread in place and helps the bobbin to relax properly instead of jumping around when sewing. 2. APPLICABLE MODEL: For NX2000 NX200 Innovis NX400000 Pacesetter NX400 Pacesetter NX40 Q PC420 RS240 SQ9050 XL2120 XL2620 XL3750FS XL3800 XR9000 XR9500PRW and other sewing machines. 3. DURABLE MATERIAL: Spool pin cap is made of durable plastic material, and the sturdy and durable base ensures that the spool pin is firmly fixed. 4. EASY TO ASSEMBLE: Replacement spool cap is compact and small, very easy to assemble, which can save your time on complicated installation. 5. DURABLE DESIGN: Sewing machine spool cap is strong, lightweight and durable, reusable and long lasting. Specification: Item Type: Sewing Machine Spool Cap Product Material: Plastic Product Specification: 3 Pieces Product Diameter: 2.5cm / 1.0in, 3cm / 1.2in, 4cm / 1.6in Applicable Machine: for NX2000 NX200 NX200 Innovis NX200 Pacesetter NX200LE NX200QE NX250 NX400 NX400 Innovis NX400LE NX400 Pacesetter NX400000 Pacesetter NX400 Pacesetter NX40 Q NX4 00QE NX450 NX450Q NX5000 NX6000 NX 650 NX800 PC210 PC210PRW PC420 PC420PRW PE450 PE525 PE540D PE700000000 PE700 II PE750D PE770 PE750D PE780D RS240 RS250 RS260 SB7050E SB7500 SE1800 SE270D SE 350 SE425 SM 6500PRW S Q9000 SQ9050 XL2120 XL2121 XL2130 XL2140 XL2150 XL2220 XL2230 XL2240 XL2250 XL2600I XL2610 XL2620 XL3500 00I XL3 500T XL3510 XL3520 XL3600 XL3750 XL3750FS XL3800 XR 6600 XR 7700 XR9000 XR9500PRW. Package List: 3 x Sewing Machine Spool Cap Note: All data are measured manually, and there are certain errors in the measurement results.