Guns Modify Extreme Custom Mag. Feed Lip for Marui GSeries Gas Mag 134a Gas (#1 +0.09/+0.14/60", 4pc

Guns Modify Extreme Custom Mag. Feed Lip for Marui GSeries Gas Mag 134a Gas (#1 +0.09/+0.14/60", 4pcs) Rubber Construction Design For Upgrade the Original Parts Smoother internal transition improves gas flow Suitable For Tokyo Marui G Series Pistol Airsoft Guns Gas Magazine (134A Gas) Include 4 Piece