Add to Cart Compare Quick view Husqvarna HUSQVARNA Spur Sprocket Assembly .325" x 7 578 09 79-01 $60.95 SPROCKET-SPUR SYSTEM (.325X7) 578 09 79-01 Suits Models: 340, 340E, 345, 345E, 350, 350E, 445E, 445 II, 445E II, 450E, 450 II, 450E II $60.95 Add to Cart Compare Quick view