Lying prone on the long box facing the back, extend arms onto the rails and pull yourself to hold onto the pegs. One arm comes in front of the box resting on the headrest, the other holds onto a peg. Pull yourself so the chin is over the back of the reformer, then release with control.
Hold.
1B.
Down or up.
Long Box.
Exhale to pull up, inhale to lower.
Mobilise the shoulder joint. Strengthen biceps and triceps.
Progression: Add more springs.
Regression: Less springs.
Modification: Bicep curls or tricep work.