The rfrailgun.zip file you have requested: Modifications / Halo Custom Edition / Tagsets / Railgun Weapon tags - 810.3kb is not available. Perhaps try browsing all files for the game Halo: Combat Evolved and upload any files you want to share or are missing. This is the only information we could locate:
Installation: Unrar it to "haloinstallpathagsweapons". Be sure you don't get double rfrailgun directories. The "haloinstallpath" is usually C:program filesMicrosoft GamesHalo Custom Edition unless you have installed it in a custom location o This is a railgun weapon by [DD]ZiON for use in Halo CE maps. It is extremely powerful, giving out one hit kills and about 8 shots per gun. Its kind of a cool weapon for use in a secret room, or perhaps in a sniper training map.