The T-H Marine AS-1 strainer fits this part

Chrome plated brass knobs

your sound will be crystal clear

contoured white pointer

Rule - 1000 Submersible Bilge Pump, Part No. 20F - Volts 12 DC - GPH 800 BRA The T-H Marine AS-1 strainerThis 12V powerful, small size bilge pump will pump 800 1000 gallons of water an hour. Small enough though, to fit in deep vee power boat hulls and other normally inaccessible areas. An eight way snap in snap out feature that allows you to run the outlet hose and wiring in any direction. Both water and air cooled to insure long pump life. Power drain is 4 Amps. 4" high x 2 7 8" wide. Uses 1 1 8" flexible hose. Ignition protected. 2 lbs