BattleAxe 380 Rds MSK Series Hi Cap Polymer Magazine
Redwolf Airsoft - 900 rds!! "Super Hicap magazine" by Ares. coming soon! 900 rounds m4 magazine, is it necessary? is crazy full auto more fun than semi auto? 16: 1 gears, high
Amazon.com : Evike Airsoft - Matrix 2000rd Auto Winding Hi-Cap Magazine for M4/M16 Series Airsoft AEG Rifles (Package: Box Mag Only) : Sports & Outdoors
G&G M4 - 2300 Round AEG Hicap DRUM Magazine (Auto-Electric w/Battery) - Airsoft Atlanta