
| Type | TP, M55A2 |
|---|---|
| Projectile | steel, aluminum windscreen, blue, 1 copper driving band Projectile Markings: (white ink) 20 mm TP VULC M55 A2 BG LOT 02 FNB 87 01 FNB 87 - M55 A2 BG |
| Case | brass, choke crimp Markings: 20 x 102 FNB 83 |
| Primer | electric (fired), flat, brass, ring crimp, purple annulus |
| Headstamp | [none] |