Ammunition Storage Components AR-15 .223/5.56 Aluminum 10-Round Magazine Gray Moly/ Gray Follower. Chrome Silicon Springs Mil Spec Polymer Followers 6061 Aluminum Floor plate Hard-coat Anodized Black Specifications for Ammunition Storage Components AR-15 .223/5.56 Aluminum 10 Round Rifle Magazine: Manufacturer: Ammunition Storage Components Magazine Capacity: 10 Round Features of Ammunition Storage Components AR-15 .223/5.56 Aluminum 10 Round Rifle Magazine: Hard Andozide per MIL-A-8625 Type III dyed Black Chrome Silicon Springs Mil-Spec Polymer Followers Package Contents: Ammunition Storage Components AR-15 .223/5.56 Aluminum 10 Round Rifle Magazine What firearm models does the manufacturer say Ammunition Storage Components AR-15 .223/5.56 Aluminum 10 Round Rifle Magazine is compatible with? The manufacturer says that Ammunition Storage Components AR-15 .223/5.56 Aluminum 10 Round Rifle Magazine is compatible with AR-15Ammunition Storage Components 10223ALGMGASC: AR-15 .223/5.56 Aluminum 10-Round Magazine Gray Moly/ Gray Follower