The ProMag AR-15 Roller Magazine holds 40 rounds of .223/5.56 ammunition and features a proprietary roller follower system designed to reduce friction and improve feeding reliability during rapid strings of fire.
- Caliber: .223 Remington / 5.56 NATO
- Capacity: 40 rounds
- Compatible Firearms: AR-15 platform rifles and carbines
- Material: Polymer body, steel internals
- Finish: Flat Dark Earth (FDE)
- Follower Type: Roller system
- Includes: Magazine with removable baseplate
