When you use the TFG 10K's Secondary Charge up ability and then go through different camera angles with f5, Upon returning to regular First Person, the TFG Renders a Second Laser bolt being charged up. If spammed, can get pretty loud. Though does not fire a second Projectile when released. Here's a Gif of the Glitch.
https://gyazo.com/f0bc904ef72f3f90f00ebfed7d61ef86