IMI Defense G1 M16/AR15 5.56mm Rifle Magazine 30 Rounds Black. 56 30 round Polymer Magazine s a battle proven highly reliable lightweight modular magazine made of durable high end fiber reinforced polymer. Specifications for IMI Defense G1 M16/AR15 5.56mm Rifle Magazine: Manufacturer: IMI Defense Color: Black Fabric/Material: Polymer Magazine Capacity: 30 Round Caliber: 5.56mm Gun Make: AR Platform Gun Model: AR-15 Last Chance: Yes Features of IMI Defense G1 M16/AR15 5.56mm Rifle Magazine Proven reliability Highly durable material Anti tilt follower Configurable to 10/20/30 rd. Perfect fit in mag well. AR15 magazine catch compatible Package Contents: IMI Defense G1 M16/AR15 5.56mm Rifle Magazine What firearm models does the manufacturer say IMI Defense G1 M16/AR15 5.56mm Rifle Magazine is compatible with? The manufacturer suggests that IMI Defense G1 M16/AR15 5.56mm Rifle Magazine is compatible with AR-15IMI Defense IMI-ZMG01BLACK: G1 M16/AR15 5.56mm Rifle Magazine 30 Rounds Black