AIRTECH STUDIOS Maxx Hop-Up Chamber TCU True Centering Unit

Specially designed to address the problem of axial displacement of the Hop-up Maxx chamber caused by two main factors: Firstly, the outer barrel and the chamber do not fit well with each other, this is due to the difference in tolerances between the different weapon brands. The TCU will close this gap to prevent unwanted movements. Second, loosely coupled magazines that could twist the hop-up and internal barrel. This also occurs when shooting in semi or car when the BBs are moved up to load the camera. The vibration could cause the camera to rock from side to side causing inconsistencies in the shots.In general, everything that moves in the rifle, especially in the internal barrel / hop-up,