.45 ACP. 4.25" barrel length. SN: 2139530. Hard chrome finish overall with polished barrel mounting diamond checkered walnut grips customized by Armand Swenson. Left frame and slide struck with two-line A.D. SWENSON/GARDENA. CALIF. markings. Original manufacture markings include FJA initials of inspector Colonel Frank J. Atwood to left frame, ordnance {Crossed Cannons} to right frame along with UNITED STATES PROPERTY M 1911 A1 U.S. ARMY. Slide marked COLT'S PT. F.A. MFG. CO. HARTFORD, CONN. U.S.A. to the right slide. Left slide and frame are both struck with two line A.D. SWENSON/GARDENA. CALIF. markings. Serial numbers to barrel, slide, and frame do not match, and were most likely swapped during arsenal refurbishment. Item has been extensively customized by Swenson with features including: checkered flat mainspring housing, matted rear slide, slide cut down to Commander length, matted front ramp sight, beveled magazine well, full length guide rod, and an extended safety lever. Trigger is non adjustable and vertically serrated. {MODERN}