| bore size (mm) | 12 | ||
| standard stroke (mm) - 10 | 0.23 | ||
| standard stroke (mm) - 25 | ? | ||
| standard stroke (mm) - 40 | 0.34 | ||
| standard stroke (mm) - 75 | 0.48 | ||
| standard stroke (mm) - 125 | ? | ||
| standard stroke (mm) - 175 | ? | ||
| Weight | .63290 lb |
| model | mgqm12 | ||
| standard stroke (mm) - 20 | 0.27 | ||
| standard stroke (mm) - 30 | 0.31 | ||
| standard stroke (mm) - 50 | 0.38 | ||
| standard stroke (mm) - 100 | 0.58 | ||
| standard stroke (mm) - 150 | ? | ||
| standard stroke (mm) - 200 | ? |
