Male Strength Standards (kg)
| Strength Level | Machine Seated Crunch | Leg Extension |
|---|---|---|
| Beginner | 26 kg | 35 kg |
| Novice | 51 kg | 61 kg |
| Intermediate | 85 kg | 96 kg |
| Advanced | 128 kg | 139 kg |
| Elite | 177 kg | 186 kg |
Female Strength Standards (kg)
| Strength Level | Machine Seated Crunch | Leg Extension |
|---|---|---|
| Beginner | 14 kg | 18 kg |
| Novice | 24 kg | 34 kg |
| Intermediate | 38 kg | 58 kg |
| Advanced | 56 kg | 88 kg |
| Elite | 76 kg | 122 kg |