Black Python ECHO1 M28/ VSR-10 Style Tight Bore Barrel Ver. 2

MadBull Airsoft again applies its Black Python Tight Bore technology to bolt action sniper rifles. The new design of Tight Bore barrels are for Echo1 M28/ VSR-10 style bolt action rifles. Based on our tests, the 6.03mm Black Python Tight Bore barrel can enhance velocity by at least 15%, needless to mention the upgraded accuracy. Enjoy the MadBull’s famous Black Python Tight Bore technology!

Package include:

• 1 x Madbull 6.03mm BP517 inner barrel 

Features:

• Increases performance by at least 15%
• Light weight durability
• Applicable to the Echo1 M28/ VSR-10 style bolt action rifles