A howto video on AEG motors such as adjusting and maintaining them by the Tech Bench of Lancer Tactical... "This episode of The Tech Bench will show you how to do a motor adjustment on several Lancer Tactical Airsoft Guns: the LT-101 Elite Multi Mission Carbine (Version 2 Gearbox), the LT-103B Full Metal AK (Version 3 Gearbox), and the LT-02 M4 CQBR MK18 (Version 2 Gearbox). There is also some very important information about the motor design of the LT-02 and other Lancer Tactical Polymer M4s."