Guren 03-1 GBB Inner Barrel - 6.03MM - 97MM 24mm CW The effect of the flame

The effect of the flame depends on the volume of gas or mist around the muzzle of the barrel

It is possible to use your carbon barrel extension as an integrally suppressed barrel by using up to 100 mm (suggested) of foam filling on the muzzle side of your carbon barrel extension

but also at night

Damage could be caused to the screw thread if screw glue was not used

-Material: Biodegradable PLA

Guren 03-1 GBB Inner Barrel - 6.03MM - 97MM 24mm CW The effect of the flameGuren barrels are made of precise carbon steel & processed with HV500 coating. This plating reinforced the hardness of the surface. Its better than stainless steel (from HV200 to 400). Hop window length : 5. 5mm Inner Diameter : 6. 03mm Outer Diameter : 8. 55mm