Would you mean prolonged or an everyday length compensated swap? Unquestionably will not run a compensated barrel in a daily slide Except the new compensated barrel is extended Therefore the ports are outside the slide. The mid-length gasoline procedure includes a reduced profile, non-adjustable gas block shrouded by a fifteen" https://where-can-i-buy-a-glock-o61899.snack-blog.com/32797761/considerations-to-know-about-where-can-i-buy-a-glock-online