TNT Studio 6.03mm steel inner barrel for electric gun (220mm)

New hi quality steel tempered inner barrel
made by single metal billet and processed by ultra polished finish
enlarged hop packing hole and various slots for gas/aeg/bolt rifle system
new aerodynamic ejection system with internal front groove design


The New TNT system makes is difference by having in the barrel end a precision groove portion that stabilize the external turboolences, creating just out of the barrel an accurate bb trajectory with longer range and incredible precision.