The Model 20A Open Top Magazine Pouch uses a heavy-duty spring steel clip to attach to the belt, securing it just outside the waistband. Quick and compact, this pouch puts magazines close at hand. It fits belts up to 1.75″ and is constructed of full grain leather. Compatible with Glock 17/19/22/23/30; S&W SW 9/40F, M&P 9/40.