Guren 03-1 AEG Inner Barrel - 6.03mm - 455mm SP-MWSBS-110 This magazine features a core

This magazine features a core and shell design that allows you to slide the core out for easier refills—simply press the base plate to open it and push the button inward

full-automatic

Tectonic Innovations Neutron Rimfire inserts

CNC turned 10

Guren 03-1 AEG Inner Barrel - 6.03mm - 455mm SP-MWSBS-110 This magazine features a coreGuren barrels are made of precision carbon steel & treated with an HV500 coating. This plating reinforces the surface hardness, making it superior to stainless steel (HV200400). Guren barrels feature a single cut groove for AEG chambers and a precision crown cut at the muzzle end. This barrel is compatible with R hop patches buckings. The barrel window is machined with a 90 degree square cut at the bottom, while the window edges are cut at a 45 degree