Unlock The Railgun (GTA Online and GTA 5 Story Mode) - GTA BOOM
GTA 5 Online: How to Get the Railgun | The Nerd Stash
Railgun | GTA Wiki | Fandom
Railgun | GTA 5 Online Weapon Stats, Price, How To Get
How To Use The RAILGUN in GTA Online (PS4) - XDG MODS
GTA 5 Online for Xbox One and PS4: Returning Xbox 360 and PS3 players to get a murder mystery, Dodo seaplane, rail gun and more | The Independent | The Independent