Male Strength Standards (lb)
| Strength Level | Hack Squat | Leg Extension |
|---|---|---|
| Beginner | 129 lb | 94 lb |
| Novice | 217 lb | 149 lb |
| Intermediate | 335 lb | 219 lb |
| Advanced | 478 lb | 303 lb |
| Elite | 637 lb | 395 lb |
Female Strength Standards (lb)
| Strength Level | Hack Squat | Leg Extension |
|---|---|---|
| Beginner | 57 lb | 50 lb |
| Novice | 117 lb | 86 lb |
| Intermediate | 203 lb | 135 lb |
| Advanced | 313 lb | 195 lb |
| Elite | 440 lb | 262 lb |