da Vinci Airsoft have produced some new Guren 1 barrels:
Today I announce additional new items to Guren 1 barrel
*Guren 1 AEP MP7 182mm
*Guren 1 AEP MP7 LONG 242mm
*Guren 1 AEP MAC10 135mm
(Guren 1 is steel & plating barrel. The plating is against the rust and make good surface to make good air flow so gain the FPS)
