These models are similar to the one you are viewing.
.25 ACP cal., 2 1/2 in. barrel, fixed sights, blue, modifications in the slide legend, grip configuration, and magazine floor plate. Limited production during 1936-37, in ser. no. range 609,000-615,000.
.22 LR cal., this model was developed because the government needed a training pistol similar to the Colt Model 1911 .45 ACP, the result was a Model HD with external safety and fixed sight, 4 1/2 in. medium weight barrel, the barrel is marked "Property of USA", black checkered hard rubber grips, first models mfg. had high gloss blue finish, changed to a parkerized finish around ser. no. 128,000 to 130,000. Approx. 34,000 mfg. 1943-1945. C-R.
.45 ACP cal., patterned after the Colt M1911, large frame, SA, 5 in. barrel, 8 shot single stack mag., alloy (disc. 2006), steel or stainless steel frame, steel slide, matte, blue/black (new 2005) or Clear Coat finish, patented S&W firing pin safety release activated by the grip safety, pinned-in external extractor, Wolff springs throughout, Texas Armament match trigger, Hogue rubber (standard) or wood (new 2004) grips, McCormick hammer and thumb safety, Briley barrel bushing, two Wilson magazines, full-length heavy guide rod, high profile Wilson beavertail safety, adj. rear black blade, or Novak Lo-Mount Carry sights, 39 oz. Mfg. 2003-2011.
- .45 ACP cal., blue or hard chrome finish, 8 shot mag., 5 in. ramped match bull barrel, SA, steel frame, hammer forged steel slide, fully adj. Bomar style rear sight, dovetail fiber optic front sight, flared and lowered ejection port, standard slide stop, enhanced beavertail grip safety, skeletal hammer, combat trigger, wide front and rear slide serrations, ambidextrous thumb safety, custom hard wood grips with MAC logo, wide magwell, approx. 41 oz. New 2013.
.45 ACP cal., SA, production began following adoption of this pistol by the Marine Expeditionary Unit (MEU) Special Operations Capable (SOC), Detachment 1 (Det. 1), civilian version with 5 in. barrel, Series I (no firing pin block), carbon steel slide and frame, integral Picatinny light rail, internal extractor, lanyard loop, bumped grip safety, G-10 material grip (coyote brown), wedge night sights, ambidextrous safety, GI length (standard) guide rod finished in black KimPro II, 38 oz. New mid-2004.