I would put them into individual bitmaps, but you would probably need to edit them before you could import them anyway so I've put them in one big image. There's also no muzzleflash as making one isn't really my forte, but I've tried to make a cool reload based on the one that came with the model
Credits:
Model by Stoke, bullet_head, Insulaner, -[Crosshair]- and Ã