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