VFC 30rds Gas Magazine for VFC M4 / AR GBB (Gray)

VFC 30rds Gas Magazine for VFC M4 / AR GBB (Gray) Metal Construction 30 Rounds Loading Capacity (6mm Plastic BB only ) Suitable For VFC M4/ AR15 Series Airsoft Gas Blow Back GBB Rifle Best accompanied with Plastic Bullet Loading Too or Speed Loader