ProWin 170mm Magazine for Marui Hi-Capa Series (Real Type)

ProWin 170mm Magazine for Marui Hi-Capa Series (Real Type) Aluminum Construction (Light Weight) 41 Rounds Loading Capacity Gas Magazine Suitable For Tokyo Marui Hi-Capa 5.1/ 4.3 Series Airsoft Gas Blow Back GBB Pistol For 6mm Plastic Bullet only Best accompanied with Plastic Bullet Loading Too or Speed Loader