Prometheus Stainless Hard Cylinder Type E for Marui AEG Airsoft Shotgun GBB system with realistic blowback

GBB system with realistic blowback effect

Stainless Steel Construction

HK Patented Handguard Fitting Notch

Build-in Forging Series class weight Increase high-speed buffer unit & recoil spring for VFC HK416 Gen2

Prometheus Stainless Hard Cylinder Type E for Marui AEG Airsoft Shotgun GBB system with realistic blowbackPrometheus Stainless Hard Cylinder Type E for Marui AEG Durable cylinder with Polished Inner surface guarantee smooth action As always, upgrading AEG require necessary skill & technique to dissemble the gearbox, consult expertise if needed Fine gutter emitting heat more easily Suitable for 201mm 250mm Inner Barrel