Order Qty 1 = 1 Scraper Bar and 2 Impeller Halves. 2 - Impeller Halves. Fits Ariens Models 322,322E 522, 522E, 722E, 938006, 938007, 938008, 938009, 938010, 938011, 938012, 938015, 938015, 938016, 938017, 938017, 938017, 938017, 938018, 938018, 938018, 938019, 938019, 938117, 938300, 938300, 938301, 938301, 938303, 938304, 938305, 938305, 938307.