Learn all about the Winchester Model 12 with this professional Armorer's Course video. Complete assembly and disassembly is demonstrated, as well as troubleshooting and simple repair. NEED RUNTIME Summary of Material: A favorite of wing shooters for decades the Winchester Model 12 is a wonderful smooth action pump shotgun. Millions of these guns were sold and are still in use as they are often handed down generation to generation. We use a custom cutaway to take you inside the gun, so you will completely understand how it functions and how to do repairs. We even cover how to re-headspace a worn or broken gun. The nifty take down system is covered along with how to adjust it. This course will teach you every thing you need to know to keep this great shotgun in tip-top condition and working for generations to come.