Guarder KSC M4A1 GBB Steel Outer Barrel (9inch, 14mm CCW) RHINO Revolution Design You no longer

Revolution Design  You no longer find 6

16mm CW6061 AluminumDural anodizedCaliber 6mm BB

although there is no real need to do this in airsoft since you won't be melting your barrels down anytime soon

Each licensed Talon has decent engraved trademark showing its uniqueness

- Tactical rail for sights attachment

Guarder KSC M4A1 GBB Steel Outer Barrel (9inch, 14mm CCW) RHINO Revolution Design You no longerGuarder KSC M4A1 GBB Steel Outer Barrel (9inch, 14mm CCW) Steel Construction (P Process surface finish technology) Design for KSC M4A1 Series Airsoft Gas Blow Back GBB Rifle Fits for Standard AEG Type Front Sight Barrel tip end has Counter Clockwise 14mm Thread (Negative) Super rigid construction for high end upgrade user Length: 220mm