Navilight Tricolor 2NM w/Navibolt Base & Rail Mount - WhitePortable Tricolor Navilight with Navibolt base, compatible with Navisafe Navimount system. This is an extremely durable and strong solution. This is a very low and tight mounting solution together with the any of the Navimount.Technical Specifications:. US Coast Guard approved for 2 nautical miles. 5 Modes: Tricolor Masthead light (135x white, 112,5x red, 112,5x green), BiColor side light, red side light, green side light, white Sternlight. Floats light facing up. Submersible to 20M/66'. Corrosion resistant. Powered by three AAA batteries (not included). Navimount RAIL Mount - White. The Navimount RAIL mount is designed to attach the Navilights with Magnetic base, Navimount base or Suction base onto any 25 or 35mm / 1" or 1-1/4" rail.. Navilight models 001, 010, 040, 305, 340 require in addition the Navisafe converter Navimount / 960. Navilight models 041 and 341 do not require additional converters and can be mounted directly.