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.50 BMG United States

.50 BMG Ball Mk 323 Mod 0 United States BYS 1 3 profile view..50 BMG Ball Mk 323 Mod 0 United States BYS 1 3 head view.

Details

TypeBall, Mk 323 Mod 0
ProjectileFMJ, GM, steel core, 1 knurled crimping cannelure
Caseplastic, brass head, taper crimp Markings: (laser engraved on brass) 022615 (laser engraved on polymer) 003961
Primerpercussion, rounded, brass, ring crimp, light blue annulus
HeadstampBYS 1 3
NotesMade by MAC, LLC in Bay St. Louis, MS, USA (BYS).