| bore size (mm) | 20 | ||
| standard stroke (mm) - 10 | ? | ||
| standard stroke (mm) - 25 | ? | ||
| standard stroke (mm) - 40 | 0.83 | ||
| standard stroke (mm) - 75 | 1.17 | ||
| standard stroke (mm) - 125 | 1.57 | ||
| standard stroke (mm) - 175 | 1.96 | ||
| standard stroke (mm) - 250 | 2.63 | ||
| standard stroke (mm) - 350 | 3.42 | ||
| Weight | 1.65346 lb |
| model | mgpm20 | ||
| standard stroke (mm) - 20 | 0.67 | ||
| standard stroke (mm) - 30 | 0.75 | ||
| standard stroke (mm) - 50 | 0.91 | ||
| standard stroke (mm) - 100 | 1.37 | ||
| standard stroke (mm) - 150 | 1.76 | ||
| standard stroke (mm) - 200 | 2.16 | ||
| standard stroke (mm) - 300 | 3.03 | ||
| standard stroke (mm) - 400 | 3.82 |
