EHEIM - Replacement Impeller for 2217 Canister Filter - 1 PieceDESCRIPTION The Eheim Impeller for the 2217 Eheim Filter. This is just the impeller, you will also need the Shaft and Bushings. DETAILS Package Description: 1 Piece Serving Size: .. Number of Servings: .. FACTS The Eheim Impeller includes the shaft and bushings. DIRECTIONS Clean the impeller and the impeller well regularly to avoid damage to your filter. WARNINGS Clean the impeller and the impeller well regularly to avoid damage to your filter.