Male Strength Standards (lb)
| Strength Level | Hack Squat | Leg Extension |
|---|---|---|
| Beginner | 119 lb | 78 lb |
| Novice | 215 lb | 135 lb |
| Intermediate | 347 lb | 212 lb |
| Advanced | 510 lb | 306 lb |
| Elite | 694 lb | 411 lb |
Female Strength Standards (lb)
| Strength Level | Hack Squat | Leg Extension |
|---|---|---|
| Beginner | 49 lb | 39 lb |
| Novice | 112 lb | 76 lb |
| Intermediate | 207 lb | 128 lb |
| Advanced | 329 lb | 193 lb |
| Elite | 473 lb | 268 lb |