It has the general pattern of a French "Charleville" musket, but the barrel is .75 caliber rather than .69. Composite muskets with combinations of British "Brown Bess," American made, and French "Charleville" parts are known to have been assembled and used by American rebel forces during the Revolution. It has a bayonet stud on the bottom near the muzzle, blade front sight on the top of the upper barrel band at the front, sling swivels on the middle band and through a stud in the trigger guard finial, unclear lock marking, and a collection marking on the trigger guard.