Profile: Wintenna, Inc. deals with mobile communications markets. We focus on mobile television, cordless phone, scanner and CB. Our mobile television antennas will work with HDTV tuner televisions and DTV converter boxes. Our model 2001 drill through surface mount, features 3/8 hole mounted, and accepts all 3/8-24 thread antennas, which also provides leak proof mounting. Model 2401 adjustable mounting bracket for CB, CD, radio, scanner features, adjustable mounting bracket for CB radios, CD players, tape decks, AM-FM radios, & scanners. Its aluminum with black durable finish adjusts from 1" to 8 1/2".