Includes:
| WATER CAPACITY (LITRE) | 3 | 5 | 7 | 12 |
| APPROX VOLUME (CU FT) | 30 | 50 | 70 | 120 |
| FILL PRESSURE (BAR) | 300 | 300 | 300 | 300 |
| TEST PRESSURE (BAR) | 450 | 450 | 450 | 450 |
| TARE WEIGHT (KG) | 4.6 | 7.7 | 9.7 | 16.7 |
| LENGTH (MM) | 500 | 460 | 605 | 635 |
| DIAMETER (MM) | 101 | 140 | 140 | 178 |
| NECK THREAD | 3/4" NPSM | 3/4" NPSM | 3/4" NPSM | 3/4" NPSM |
| APPROX BOUYANCY FULL (KG) | -4.54 | -7.4 |