Specifications
| Gun type | Weight (approximate) | Overall length | Caliber |
|---|---|---|---|
| 6.4-inch single-banded rifle | 9,100 lb (4,100 kg) | 141.85 in (360.3 cm) | 18.5 |
| 6.4-inch double-banded rifle | 10,600 lb (4,800 kg) | 141.85 in (360.3 cm) | 18.5 |
| 7-inch single-banded rifle | 15,000 lb (6,800 kg) | 146.05 in (371.0 cm) | 17.1 |
| 7-inch double-banded rifle | 15,000 lb (6,800 kg) | 146.15 in (371.2 cm) | 17.3 |
| 7-inch triple-banded rifle | 20,827 lb (9,447 kg) | 151.2 in (384 cm) | 19.4 |
| 8-inch double-banded rifle | 21,750 lb (9,870 kg) | 158.5 in (403 cm) | 16.2 |
| 8-inch double-banded smoothbore* | 10,370 lb (4,700 kg) | 141.85 in (360.3 cm) | 14.8 |
| 10-inch smoothbore | 21,300 lb (9,700 kg) | 158.25 in (402.0 cm) | 13 |
| 11-inch smoothbore | 23,600 lb (10,700 kg) | 170.75 in (433.7 cm) | 13 |
- Note: Data for 8-inch smoothbore is approximate
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