Prometheus EG Barrel 229mm for Tokyo Marui MP5A4/ A5/ SD5/ SD6/ AK Beta

Prometheus EG Barrel 229mm for Tokyo Marui MP5A4/ A5/ SD5/ SD6/ AK Beta For Tokyo Marui MP5A4/ A5/ SD5/ SD6/ AK Beta Airsoft Gun High grade precision barrel at 6.03mm diameter for extra power and precision shooting Choose this barrel to suit your model For custom upgrade user, you can choose a longer barrel PROMETHEUS EG Barrel by LAYLAX (JAPAN) NOTE: You can always choose a longer Barrel if you have a extended Outer barrel installed