My son-in-law bought a Chattahoochee LG&Y repro from a former teammate. While setting it up we where experiencing erratic shots and could never really get a respectable group to speak of. So, we sent the barrel to Dan Whitacre and he put one of his barrels on the breech, which was nice because there was no fitting necessary when we got the barrel back. In a conversation with Dan, I was told that when the front sight was attached to the barrel apparently the heat caused a small distortion inside the barrel, and every time the rifle musket was fired the minie would distort the skirt when it hit that spot under the front sight, causing the erratic shots. The new barrel is 1/72 twist and it shoots a 460 grain old style minie with 40 grains of 3F GOEX powder. This combination produced very nice groups.
Last edited by ms3635v; 03-31-2017 at 03:41 PM.
Mike Santarelli 03635V, Adjutant
Member since 1979
Co. B, 1st Pennsylvania Cavalry, #229
National Inspector General
Small Arms Committee
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