Weights
| Model Number | Weight with Ductile Iron Lower Barrel | Weight with Steel Lower Barrel |
| 1 | 144 lbs | 143 lbs |
| 2 | 187 lbs | 186 lbs |
| 3 | 214 lbs | 213 lbs |
| 4 | 243 lbs | 242 lbs |
| 5 | 272 lbs | 270 lbs |
| 6 | 300 lbs | 298 lbs |
| 7 | 329 lbs | 327 lbs |
| 8 | 357 lbs | 355 lbs |
| Model Number | Weight with Ductile Iron Lower Barrel | Weight with Steel Lower Barrel |
| 1 | 144 lbs | 143 lbs |
| 2 | 187 lbs | 186 lbs |
| 3 | 214 lbs | 213 lbs |
| 4 | 243 lbs | 242 lbs |
| 5 | 272 lbs | 270 lbs |
| 6 | 300 lbs | 298 lbs |
| 7 | 329 lbs | 327 lbs |
| 8 | 357 lbs | 355 lbs |