PDI 6.03mm AEG SUS304 Steel Inner Barrel (141mm - 455mm) Length:275mm the current C7 rifles are

the current C7 rifles are being built by Colt

System : Gas Blowback

5mm ×6 pcs

x1 30 Round VFC V3 M4 / AR-15 Gas Airsoft Magazine

you get the most out of your HPA tank or CO2 cartridge

PDI 6.03mm AEG SUS304 Steel Inner Barrel (141mm - 455mm) Length:275mm the current C7 rifles arePDI 6. 03mm precision barrels are made of cold hammer forged SUS304 stainless steel. They are among the highest quality barrels available for airsoft. They are made in Japan with extremely tight bore tolerances of + 0. 002mm. For those looking to split the difference between 6. 01mm and 6. 05mm barrels. For AEG Tokyo Marui TM AEG. Inner Diameter: 6. 03mm Outer Diameter: 8. 55mm Made of cold hammer forged SUS304 Steel