exercises: 1
* Stretching exercises are not included in this list!

Variations Of Jackknife

Sliding Straight Arm Jackknife Plank

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muscle:Quadriceps, Hamstrings, Rectus Abdominis, Glutes
auxiliary muscles:Lower Back, Obliques, Triceps
required:Towel
level:Normal
type:Strength, Cardio
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