Jeidanten show the mod kit made for the SIG Air Pro Force P320/M17 Gas Blowback Pistol made by VFC... "This video uses a simple and clear way to teach the disassembly and assembly of the SIG SAUER P320 M17 GBB TAITAN steel kit. If you have friends, you can buy the goods seen in the video on the official website of Jiedantian and open auctions."