Another tutorial video from Elite Force showing you can use their rebuild kit for the Glock 17 Gen 4 Gas Blowback Pistol... "This DIY video is a How-To instruction for the Pistol Rebuild Kit made for the GLOCK 17 Gen 4 airsoft PISTOL which is Elite Force / Umarex USA item number #2276300.
Watch this video to see how to disassemble, repair, and reassemble the GLOCK 17 Gen4 Airsoft Pistol."