This is DUMMY AMMO and is UNABLE to fire any projectile, or be modified to fire any projectile.
10 - DUMMY .50 Cal BMG Ammunition - Fake Prop Plastic Ammo Cartridge Model
Clear Plastic .50 BMG & other variants - General Ammunition Discussion - International Ammunition Association Web Forum
50 BMG Caliber Replica Cartridge 1:1 Scale Recreation of the Historical Round 12.799mm Nato
Fake Plastic Bullets
コレクションの.50 bmg, 公認海外通販サイト
HSM .50 BMG Hornady A-Max Single Inert Dummy Round 750 Grain Hornady A-Max Projectile [FC-837306001215] - Cheaper Than Dirt
Fake Plastic Bullets
50 Cal BMG Dummy Round For Sale, Surplus BMG Dummy Bullet
Ammo dummy, 公認海外通販サイト
Fake Plastic Bullets
How do bullets work in movies? - Quora