The Brain Exploder starts his Simple Airsoft Upgrades with Part 1 being Inner Barrels... "Taking you through some simple upgrades that can greatly improve any gun and don't require a degree in mechanical engineering.
The Brain Exploder starts his Simple Airsoft Upgrades with Part 1 being Inner Barrels... "Taking you through some simple upgrades that can greatly improve any gun and don't require a degree in mechanical engineering.