Top pistol is an S&H suppressed MK2, trigger and trigger work by Clark Custom, and a Burris Fast Fire III. Lower gun is a suppressed AAC Phoenix, trigger and trigger work by Clark Custom, and a Bowen NMF rear sight.
Top to bottom, a 22/45, a KMK678G, and a KMK512. All have triggers and trigger work by Clark and wear Bowen NMF rear sights. All shoot like a house afire.