Photog - Rob FarnworthBloke with big gun - MeYup, they let me loose with a flintlock, be afraid, very afraidCalibre of bore: .75in;Calibre of projectile .71in;Projectile: One ounce lead ball;Maximum range: circa 250 yards;Maximum effective range (100 round volley): 150 - 200 yards;Effective maximum range (Single round): 100 - 150 yards;Optimum range: 75 - 100 yards;Optimum effect: At 30 yards, will penetrate 3/8" of iron or 5 inches of oak;Rate of fire (Optimum): 4 - 5 rounds per minute;Rate of fire (actual): 2 - 3 rounds per minute;Rate of misfire: 20 - 40%.IMPORTANT!!! I didn't take this shot, DO NOT use it without permission which I will get from the photog.