20 x 110mm HS United States
Details
| Type | AP-T, M95 |
|---|---|
| Projectile | steel, black with red Ts, 1 copper driving band Projectile Markings: (white ink) GLN93J052-012 |
| Case | brass, choke crimp Markings: (black ink) 20MM M21A1 ACN 93B002-008 |
| Primer | none |
| Headstamp | [none] |