Sasme as the M16. 5.56x45mm
Enlist! What better way to get free ammo and GET PAID to shoot your M16!
Hand grenade harnesses.
46x53 nado
AR15, M16, M4, Ruger Mini 14
The M16 and the Garand are two completely different firearms. The are made of different materials, work differently, and use different ammo. Please research, reword, and repost your question, or contact me through my message board.
.380 ACP
It will be printed on the barrel
45+70 Government
The HK 4.6×30mm cartridge.
its not the rifle that makes the difference its the ammo an armor piercing round would
Take it to a gunsmith for verification.