01 - ON THE REAR CENTER OF ROOF,FOR USE WITH RADIOPHONE; FOR PATROL CARS ONLY; NOT FOR USE WITH SLIDING ROOF In connection with SA: 56107 Model designation: 123 - 020/023/026/030/033/120/123/126/130/220/223
04 - ON RIGHT REAR FENDER,FOR RADIOPHONE; FOR PLAIN-CLOTHES POLICE CARS W/ELECTRICALLY, OR MANUALLY,OPERATED SLIDING ROOF Model designation: 123 - 020/023/026/030/033/120/123/126/130/220/223