.45 ACP. 3.5" barrel length. SN: SF15480E. Black baked on finish overall with matte stainless steel finish to the small parts and mounting flat diamond checkered laminated wood grips. Single-action short recoil operated autoloading pistol fed by detachable single stack 6-shot magazines. Item has been extensively customized and features: extended Ed Brown pattern safety lever, Ed Brown Memory Groove grip safety, skeletonized Commander hammer, stippled front gripstrap and mainspring housings, cut down triggerguard to permit a higher grip, bushing bull barrel, dual recoil springs with full length guide rod, front and rear cocking serrations, matted top rail, and mounting matted front blade and military style rear notch sights. Shows the standard markings including COLT MK IV/SERIES 80 to the left slide and COLT OFFICER'S ACP to the right. The right barrel has been struck with a 4S5 marking. Comes with one Colt made magazine.