For use in your Barrett MRAD rifles this 10-round polymer magazine can feed 338 Lapua Magnum 338 Norma Magnum and 300 Norma Magnum. For serious long-distance target shooting the last thing you want while aiming down your sights is to need to set your rifle down and re-fill your one magazine. Make sure you take a few full mags out with you so you can maintain that sight picture! Barrett MRAD 338 Lapua Magnum Magazine10 Round Capacity PolymerFits .338 Lapua Mag .338 Norma Mag and .300 Norma MagLong-range competition shooting hunting or tactical and law enforcement roles all require multiple magazines. You can never have too many magazines as they say. Order your Barrett MRAD magazines online here today!