KendoGunShop on Twitter: "It seems CYMA has cloned Tokyo Marui's SGR-12, TM's custom shotgun design based on their AA-12 system. If you wanted to complete your Blue Umbrella kit w/o spending $1k+,
AA-12 Automatic Shotgun - Modern Firearms
東京マルイ 電動ショットガン AA-12
SGR-12 Electric Shotgun [EMG] | TaiwanGun US & EU
AA12 Sledgehammer Shotgun Available for Civilian Sale | RECOIL