Scanstrut LM-GPS Single GPS/VHF Antenna Mount For Self Leveling MountsGPS VHF Antenna Mount for Self Levelling Radar Mount Single mount for installing an additional GPS VHF antenna above the radar. Features Attaches to top of radome cradle Fits all standard GPS VHF antennas with 1? x 14 tpi thread attachment Materials Marine grade 316 stainless steel GPS VHF Antenna Mount Kit 1 x GPS VHF mount 2 x M6 x 8mm bolts 2 x M6 spring washers Is the function attached to the top of the radome bracket suitable for all standard GPS