RON K: WHAT BARREL LENGTH ON THAT NF? ARE YOU SET UP FOR RELOADING, AND RELOADING FOR THE 45 COLT? DEPENDING ON THE BARREL LENGTH, IN COLT SAA REVOLVERS, 1,000fps WITH 250-260gr BULLETS IS DOABLE. PAGE 120 OF DAVE SCOVILL'S BOOK "COLT'S SINGLE ACTION ARMY - LOADING AND SHOOTING THE PEACEMAKER" HAS A GOOD CHART ON LOADS, AND "TAFFIN TESTS" ON THE INTERNET HAS GOOD INFO ON SAA LOADS. IF YOU ARE SERIOUS ABOUT COLT's SAA AND THE 45 COLT, I RECOMMEND YOU GET SCOVILL's BOOK. AT 1,000fps AND UNDER I WOULD ONLY RELY ON GOOD CAST BULLETS, AND PROBABLY NONE THAT ARE HP'ed. FOR FACTORY AMMO FOR YOUR NF 45 COLT, BUFFALO BORE MAY BE YOUR BEST BET.