Low Back Extension

Primary Muscles: Gluteus, Erector Spinae
Range of Motion: Sit with back straight, and bend backwards at the waist.
Opposing Exercise: Abdominals

Multi-Hip: Flexion

Primary: Gluteus
Range of Motion: Facing parrallel to machine, leg starts at side and is swung upward.
Opposing Exercise: Extension

Multi-Hip: Extension

Primary: Gluteus
Range of Motion: Facing parrallel to machine, leg starts raised as far as possible and is bent until it's straight and at side.
Opposing Exercise: Flexion