• Size: ~1.25" OD x 3.77" lg. • 10 micron paper filter • Includes: Elbow barb fitting and a PM Sticker • Model(s) This Part Fits: AirStar® 1, AirStar® 2-1, AirStar® 2-2, AirStar® 3, AirStar® 5, AirStar® 7, AirStar®10, AirStar®10C, AirStar®21, AirStar®21C, AirStar®22, AirStar®22C, AirStar®30, AirStar®30C, AirStar®50, AirStar®50C, AirStar®70