Dr.Black 6063 Aluminum 6.01mm Inner Barrel For Hi-Capa 5.1 GBB Airsoft (113mm/ Pink) CO2 Airsoft Shotgun Makes the mask 20% lighter

Makes the mask 20% lighter and also increase audible quality

APS make a new system named XTP (Xtreme Training Pistol)

Magazine release

Engraved Realistic "Custom Shop" & "STI" Marking

Dr.Black 6063 Aluminum 6.01mm Inner Barrel For Hi-Capa 5.1 GBB Airsoft (113mm/ Pink) CO2 Airsoft Shotgun Makes the mask 20% lighterDr. Black 6063 Aluminum 6. 01mm Inner Barrel For Hi Capa 5. 1 GBB Airsoft (113mm Pink) 6063 Aluminum Airsoft Inner Barrel (Anodized Finish) High grade precision barrel at 6. 01mm diameter for extra power and precision shooting Include a hop up bucking Suitable For Hi Capa 5. 1 Gas Blow Back GBB Pistol Airsoft Gun