
| Type | Duplex |
|---|---|
| Projectile | FMJ, GMCS, red |
| Case | brass, segmented taper crimp |
| Primer | percussion, flat, nickel |
| Headstamp | [none] |
| Notes | This cartridge is officially called "Cal .30 for Light Rifle, Duplex". The red coloring on the projectile appears to be target marking wax. |