Nine Ball 6.03mm Tightbore Inner Barrel For Action Army AAP 01 GBB Airsoft Pistol (129mm) reg_KR 'Kalashnikov's Automatic Rifle Modernised') is

'Kalashnikov's Automatic Rifle Modernised') is an 7

and with a striker-fired handgun

S45C Metal Construction

Blackcat Airsoft 25/30mm GE Dual Scope Mount (Tan)

Nine Ball 6.03mm Tightbore Inner Barrel For Action Army AAP 01 GBB Airsoft Pistol (129mm) reg_KR 'Kalashnikov's Automatic Rifle Modernised') isNine Ball 6. 03mm Tightbore Inner Barrel For Action Army AAP 01 GBB Airsoft Pistol (129mm) Metal Construction Suitable for Action Army AAP 01 GBB Airsoft Guns Precision Barrel at 6. 03mm Diameter Designed to increase the FPS of your Pistol With a precision barrel, you can opt for higher grade precision BB's for greater accuracy Choose this barrel to suit your Rifle For custom upgrade user, you can choose a longer barrel