PMAG 30 AR 300Blackout Gen M3 Black DBAL If you need to adjust

If you need to adjust the light from one role to the other

Smooth ball mount

Reduced chance of snagging

Fits Picatinny

PMAG 30 AR 300Blackout Gen M3 Black DBAL If you need to adjustProduct Details When your rifle is chambered in 300 Blackout, you need a magazine specifically built for that round. The PMAG 30 AR 300 B GEN M3 is uniquely designed for 300 BLK to deliver more consistent feeding across the wide range of projectile weights and profiles. The distinct rib and unique upper texture also provide instant visual and tactile differentiation from 5. 56 magazines to reduce cross loading. With GEN M3 materials and engineering,