Colt Custom Shop Single Action Army, .44-40 cal. single action revolver.   Serial #S15902A, mfg. 1998.  Third Generation. New unfired condition.   4 ¾” barrel has mint bore, fixed sights.  Barrel and frame have 100% nickel finish.  Cylinder has 100% nickel finish - never indexed.  Colt smooth walnut grips have 100% plain finish.  In original Colt blue box with all paperwork and Colt Custom Shop labeled outer sleeve.  Great collector Colt!  These are beautifully done by the Custom Shop and are a joy to own!