Airsoft M160, M170 & M180: AEG Mechbox Configuration

The title of the book tells it all - it is all about the configuration of a M160/170/180 based mechbox for your airsoft AEG. Configuring a high power mechbox with a high power spring requires advanced level skills and special attention to the details. We will help you meet the challenge! Configuration of Infinite Torque Gears and Bore-Up Kit are demonstrated in-depth.