Originally Posted by TwoLaneBlackTop
It does not add any range, nothing you do to a paintball gun will add any range (other than a flat-line barrel of-course). It would shoot no further than any other paintball gun running at the same velocity.
I own a magic box mag (courtesy of my older brother getting one done way back when) and multiple classics. I've done side by side comparisons shooting from a fixed position between them and it does add some range. Very little, but some nonetheless.