Genuine Husqvarna replacement part. New, Bulk Packed. Genuine OEM Homelite Replacement Part. Consult owners manual for proper part number identification and proper installation. Please refer to list for compatibility. Includes (1) 532405415 Spring. New, Bulk Packed. Genuine OEM Homelite Replacement Part . Consult owners manual for proper part number identification and proper installation. Please refer to list for compatibility. Compatible with the Following: Husqvarna: 5521 RSX, 6521 RS, 7021 RS, 7021 RS, 87521 RES, 7021R, 917377230