Talk:Sub-Light COM2/@comment-24588383-20140920204311/@comment-3224196-20140924225456

My bet would be the tracer left when a bullet is flying through the air. In real life, most bullets (if not all) don't leave tracers anyway (forgive me if I'm wrong). I only know of tracer ammunition which actually does this. In SAS4, it'd be no different to the other assault rifles.