Guren 03-1 GBB Inner Barrel - 6.03MM - 97MM 24mm CW but also at night

but also at night

90° angled design for extreme shooting positions

and require to be "lubed" less often

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

CNC Aluminium body

Guren 03-1 GBB Inner Barrel - 6.03MM - 97MM 24mm CW but also at nightGuren 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