The Colt M45 MEU (SOC) pistol was hand-built by Marine armorers at Quantico for Marine Expeditionary Unit operators. Based on the M1911A1 frame with Pachmayr grips, stainless barrel, and improved sights. Each pistol was individually inspected. Type: Semi-Auto Pistol Action: Single-Action Caliber: 45 ACP Capacity: 7 Year introduced: 1985, USA Weight: 38.5 oz Overall length: 8.5" Status: Discontinued Military use: Yes Intended use: Military, Special Operations, Collector