Colt Single Action Army, .45 Long Colt cal. single action revolver.  Serial #41977SA, mfg. 1966.  Second Generation. Excellent condition.  4 ¾” barrel has excellent bore and blue with crisp address markings.  Frame has near 100% case coloring, screws are excellent.  Cylinder has 97% blue with slight edge wear and index marks.  Polished hammer shows slight corrosion.  Grip frame has 98% blue with couple rub marks on rear strap.  Colt hard rubber grips are 98%.  Lock-up is solid.  A beautiful example of this famous single action!  Second Generations are getting more and more desirable! C&R OK.