| Metric (mm) | Imperial (in) | |
| Calibre | 7.5 x 55 | .295 x 2.17 |
| Name: | ||
| Case Type: | Rimless, bottlenecked | |
| Bullet Diameter: | 7.69 | |
| Case Length: | 55.5 | |
| Rim Diameter: | 12.60 | |
| Neck Diameter: | 8.50 | |
| Shoulder Diameter: | ||
| Base Diameter: | 12.58 | |
| Total Length: | 77.8 | |
| Weight: | 28.7 grammes | |
| Primer: | Berdan | |
| Year Introduced: | 1911 | |
| Also known as: |
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| Switzerland |