Pack of 8 spool caps, grass trimmer spool caps replacement parts, compatible with FSE 52 FSA 57 FSA 30 C 3-2 line head replacement [Compatibility with Trimmers] Specially designed for FSE52, FSA57 and FSA30 trimmers, this spool cap ensures seamless integration with C 3 2 thread spool heads, which improves performance and efficiency in your gardening work. [Durable Construction] Made of plastic, the spool cap is built to withstand outdoor conditions and regular use, providing reliability that meets the demands of lawn care enthusiasts. [Precise Measurements] Measuring 3 x 23.7 mm, these are perfectly tailored to your trimmer, guaranteeing a secure fit that optimises your lawn care. EASY INSTALLATION Simply push down the bobbin cap and rotate according to the direction of the arrow for secure locking, so replacement is quick and hassle-free. [Application for Gardening] For gardening, lawn care and professional landscaping, this spool simplifies maintenance tasks and helps you achieve beautiful results effortlessly., Manufacturer: Good matchup car