Jeidanten got a video to show you the detailed parts of the Glock 17/18 Gas Blowback Pistols from WE Airsoft... "This video teaches you how to disassemble WE GLOCK G17 /G18 GBB in a clear way. The original parts and tools used can be purchased on the official website of Jiedantian and open-air auctions! Players may wish to follow the video, Give it a try and learn to experience the fun of disassembly and assembly."