I have the following filters for sale, shipping included: Ten Tec #220 $55 INRAD #757 (2.4 ssb, 10 pole) $60 INRAD #352 (4 pole, 9001.5 kHz - KIT, UNBUILT) $30 All shipped CONUS, USPS Priority Mail. Thank for reading, Dalton - W4WUQ (please reply off reflector, saves traffic on reflector)