Isolation · Cable

Cable Fly

The cable fly brings two cable handles together in an arc with nearly straight arms. Cables keep tension on the chest through the full range, making it a strong accessory after presses for anyone chasing chest size.

Primary
Chest
Starting rep range
10–15 reps
Target effort
1 reps in reserve
Progression
2.5 kg / one stack step

Muscles worked

The chest brings the arms across the body (horizontal adduction). Pulley height changes emphasis: high-to-low hits the lower chest more, low-to-high hits the upper chest. Front delts assist slightly.

How to set up

  1. Set both pulleys at about shoulder height (or high/low for variations) and grab a handle in each hand.
  2. Take a step forward into a staggered stance for balance.
  3. Lean slightly forward with chest up and a soft bend in your elbows.
  4. Start with arms open and a light stretch across the chest.

How to do each rep

  1. Bring your hands together in a wide arc, as if hugging a large tree.
  2. Keep the elbow bend fixed; the movement comes from the shoulder.
  3. Squeeze the chest briefly when the handles meet in front of you.
  4. Return slowly to the stretch without letting the shoulders roll forward.

Common cable fly mistakes

Turning it into a press

Keep the elbow angle constant so the chest, not the triceps, moves the handles.

Going too heavy

Use a weight you can control for 10-15 reps with a full stretch and a clear squeeze.

Overstretching at the back

Stop when your hands are roughly in line with your torso rather than yanking the arms far behind you.

Sets, reps, and progression

Surpass starts the cable fly at 10–15 reps with about 1 reps in reserve. As an isolation exercise it fits well after your main compound lifts.

Progress reps in a 10-20 range before adding a plate, and keep form strict. Small stack increments help; if jumps are too big, add reps or slow the lowering instead.

Know what to lift next time

Surpass shows what you lifted last time beside a target for this set, and adjusts it from your reps and RIR. Free on iPhone, no account needed.

Cable Fly alternatives

These train the same main muscles. Swap when the equipment is busy, something hurts, or progress has stalled for several weeks.

Questions

Cable fly vs dumbbell fly?

Cables keep tension on the chest when your hands come together, while dumbbells load mainly in the stretched position. Cables are usually easier to control and adjust angle with.

Should cable flies be heavy?

Not usually. Moderate weight for 10-20 controlled reps works better, because heavy loads tend to turn the fly into a sloppy press.