This video details how to fix and improve your AK-47 type rifle. Video shows what make the AK design so rugged and dependable. Detailed explanation of the internal parts with a cut-away AK-47 rifle. This helps show disassembly/ assembly and how the AK-47 rifle functions. Know what parts you need to have on hand to keep your rifle operating. Includes models MAK-90, NHM-91, SA-93, Maadi, Valmets as well as others. Run time 84 minutes.