Geonox Airsoft tries the BTG Custom B10 SPEED AEG if the custom work improves performance... "Here we have the BTG Custom B10 Speed, the airsoft for players who love it fast. The highlights include ETU, Mosfet, High torque motor, upgrade hop-up rubber, upgrade tensioner, 6.03mm tuning barrel, short stroke and the red speed trigger.

You can find the BTG Custom B10 Speed ​​at BattleTacGear."