Cable Standing Single Arm Fly

Cable Standing Single Arm Fly Exercise Description

The Cable Standing Single Arm Fly targets the pectoralis major through horizontal adduction of the shoulder, using a cable to provide constant, smooth resistance. Working one side at a time highlights side-to-side differences and adds an anti-rotation demand on the trunk, encouraging core bracing to keep the torso square. The anterior deltoid and coracobrachialis assist the movement, while the scapular stabilizers (serratus anterior, trapezius, rhomboids) help control the shoulder blade. A slight, fixed bend at the elbow reduces strain on the joint and directs the effort to the chest. Compared with dumbbells, the cable’s line of pull remains consistent through the range of motion, supporting controlled concentric and eccentric phases. Maintain a neutral spine, level pelvis, and steady ribcage throughout to avoid compensations and to keep the focus on the chest.

Muscle Groups: Chest, Pecs
Target Muscles: Pectoralis Major - Sternal Head
Assisting Muscles: Deltoid - Anterior, Pectoralis Major - Clavicular Head
Stabilizing Muscles: External Obliques, Multifidus, Serratus Anterior, Transversus Abdominis, Trapezius - Middle Fibers
Body Area: Upper Body
Body Parts: Chest
Body Surface: Front
Body Symmetry: Unilateral
Equipment: Cable
Exercise Patterns: Other
Exercise Type: Strength
Functional Grouping: Horizontal Shoulder Adduction
Joint Involvement: Single-joint
Muscle Location: Mid Chest
Movement Direction: Other
Muscle Position: Anterior
Gender: Male

How To Do The Cable Standing Single Arm Fly Exercise

‘- Set the pulley at roughly chest height and attach a single handle.
– Stand side-on to the stack, feet staggered, torso upright and square to the front.
– Grip the handle with the outside hand; take a small step forward to create tension.
– Brace the core, soften the knees, and align ribs over pelvis; keep a neutral spine.
– Set the shoulder: shoulders down and away from ears; maintain scapular control.
– Start with the arm slightly out to the side, elbow softly bent, wrist neutral.
– Exhale and draw the arm in an arc across the chest until the hand reaches midline or slightly past, without rotating the torso.
– Keep the elbow angle fixed; move from the shoulder, not the elbow.
– Avoid shrugging or letting the shoulder roll forward; keep the chest tall.
– Inhale and slowly return along the same arc until you feel a controlled stretch without letting the arm pull behind the torso.
– Pause briefly, maintain tension, and repeat with control; switch sides.

Cable Standing Single Arm Fly Tips

‘- Set the pulley at roughly chest height so the line of pull matches your shoulder.
– Stand side-on to the stack with a staggered stance and torso square to the front.
– Brace your core, soften your knees, and align ribs over pelvis to keep a neutral spine.
– Keep shoulders down and away from ears, maintaining scapular control throughout.
– Start with the arm slightly out to the side, elbow softly bent, and wrist neutral.
– Keep the elbow angle fixed and move from the shoulder, not by bending the elbow.
– Exhale as you draw the arm in an arc across the chest to midline or slightly past.
– Do not rotate your torso as the arm comes across; keep your chest facing forward.
– Avoid shrugging or letting the shoulder roll forward; keep the chest tall.
– Inhale and return slowly along the same arc, stopping before the arm drifts behind your torso.

Cable Standing Single Arm Fly Beginner Introduction

The Cable Standing Single Arm Fly is a cable-based chest exercise performed upright, using a single handle and one arm at a time. Because the resistance from the machine pulls sideways throughout the motion, the chest stays engaged from the start of the sweep across the body to the return. The working side of the chest does most of the effort, with help from the front of the shoulder, while the muscles around the shoulder blade and upper back guide the arm path.

Training one arm independently also places a demand on the midsection, as the weight stack tries to twist the torso. A strong, steady core and still hips allow the ribs and spine to stay lined up while the arm moves. A gentle bend at the elbow remains unchanged so the arm swings from the shoulder joint rather than hinging at the elbow, emphasizing the chest instead of the arm. The cable’s unchanging direction of resistance creates a smooth feel between the lifting and lowering portions of each repetition, supporting deliberate pacing and controlled motion rather than momentum.