Madbull Black Python Ver.2 6.03mm Tight Bore Barrel (590mm) for PSG-1 Length-(mm)_245 Internal hammering system

Internal hammering system

Systema Upper Receiver for Systema PTW Professional Training Weapon M4 series

This design not only makes it easy to change front assemblies to different lengths

This cartridge had a rimmed

Madbull Black Python Ver.2 6.03mm Tight Bore Barrel (590mm) for PSG-1 Length-(mm)_245 Internal hammering systemMadbull Black Python Ver. 2 6. 03mm Tight Bore Barrel (590mm) for PSG 1 Precision Barrel for PSG 1 Series Electric Rifle By using a hard coating process, MadBull Black Python barrels can provide the smoothest inner barrel surface and a reinforced structure High grade precision barrel at 6. 03mm diameter for extra power and accurate shooting What is difference between Ver 1 and Ver 2? Based on the feedback from users, MAGBULL did a lot of improvements