- PrimarySecondaryTertiary
- Difficulty
- Novice
- Force
- Push
- Grips
- None
- Mechanic
- Isolation
- Sit on the machine with your back against the cushion and adjust the machine you are using so that your knees are at a 90 degree angle at the starting position.
- Raise the weight by extending your knees outward, then lower your leg to the starting position. Both movements should be done in a slow, controlled motion.