This is a genuine Husqvarna air filter and pre-cleaner for the 525 series. It is compatible with Husqvarna edgers, trimmers, brush cutters, pole saw, and hedge trimmers. The package contains one air filter, and it is model number 577851501. The filter is suitable for those who want to keep their outdoor power equipment in good working condition. It fits Husqvarna series 525 and is a must-have item for those who want to keep their equipment running smoothly.
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