EJE CERAMICO IMPULSOR CON BASE 104, 204, 105, 205The Fluval Ceramic Shaft Assembly is a replacement part for the Fluval 104,105,204 and 205 series. The Fluval Canister Filters provides complete multi-stage filtration for your aquarium.*Replacement Impeller Shaft Assembly for Fluval 104,105,204 and 205 Series*For impellers with straight fan blades only*Durable parts, easy to repair when necessary