Colt Mustang, .380 acp cal. single action auto pistol.  Serial #MU56321, mfg. 1991.  Excellent condition.  2 3/4" barrel has an excellent bore, fixed sights.  99% blue finish with just a touch of edge wear.  Colt marked black checkered plastic grips are excellent.  Comes with one factory blue magazine.  Nice and compact Mustang.