Sons of Guns (2011)

S1E1 Civil War Cannon / Shotgun Silencer

Will and his crew of gunsmiths take on a daunting challenge: creating a shotgun silencer. Meanwhile, Will's friend Glenn arrives with a valuable Civil War cannon, valued at $250,000, which its owner wants to fire for the first time in 150 years. As Will delves into the necessary research to determine if it's safe to fire the cannon, his daughter Stephanie manages the shop, ensuring everything runs smoothly in the midst of this unique project.