Rollermag reinvents the wheel by adding them to an anti-tilt follower in a Technapolymer magazine body. Experience a smooth, anti-tilt rolling feed with the revolutionary Roller Follower for maximum friction reduction. Magazine is built with our Anti-Fatigue chrome silicon springs - so you can keep them loaded and stashed for up to 6 years without worry.
| Attribute | Value |
| Made In The USA | Made In The USA |
| AR-15 Parts | AR-15 Parts |
| Caliber | 5.56mm |
| Capacity | 40 |
| Finish | Black |
| Caliber-Gauge | .223 REM. |
| Manufacturer Part Number | RM-40 |