Navilight 2NM Tricolor w/Navimount Base & Rail Mount - WhiteNavimount Base Lights will work with Railblaza mounting systems, when used with the Railblaza 932 converter. Navimount Base lights include a U-Bracket and Navibolt-bracket.Features:Tricolor Masthead light 135Adeg white, 112.5Adeg red, 112.5Adeg green with 12 hour burn timeBiColor side light with 20 hour burn timeRed side light with 38 hour burn timeGreen side light with 38 hour burn timeWhite Sternlight with 32 hour burn timeNavimount RAIL Mount - WhiteThe 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 / 960Navilight models 041 and 341 do not require additional converters and can be mounted directlyWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.