Would you mean prolonged or a daily duration compensated swap? Absolutely will not run a compensated barrel in a daily slide Until the new compensated barrel is prolonged Hence the ports are exterior the slide. Gen3 features integrated checkered finger grooves additional for the frontstrap, along with the addition of https://bookmarkblast.com/story18935405/5-essential-elements-for-where-can-i-buy-a-glock-online