1960′s ARIENS 420 Sno Thro Snowblower Auger Impeller Transaxle Unit GearboxHere’s a good complete auger shaft /impeller assembly that came off a 1960′s Ariens Sno Thro 24snowblower. This assembly fits many other similar era Ariens models too, so please check your applications. This unit still worked well on the blower..