The 12.7x42mm is a powerful big bore cartridge designed for use in AR style rifles. The Starline brass case is essentially a lengthened 50 AE (1.650 long) with a rebated 7.62×39 style head. This Starline brass case is designed to use a large magnum pistol primer.
.50 Beowulf®, Beowulf®, .50 Beo® and Beo® are registered trademarks of Alexander Industries Inc., and are in no way affiliated with Starline Brass®
1.647 – 1.652 O.A.L.
* This is NOT loaded or primed ammunition *
| Weight | 1 kg |
|---|
