Bent-Over Reverse Fly
Quick answer
The Bent-Over Reverse Fly mainly works the rear delts, with help from the rhomboids. Bent-over arm-opening movement that targets the rear shoulders and upper back. Beginners: 2–3 sets of 10–12 reps with a load you control.

How to do it
- Lean your torso forward, back flat, knees slightly bent.
- Let the dumbbells hang under your shoulders, palms facing each other.
- Open your arms out to the sides, elbows slightly bent, up to chest height.
- Lower slowly while keeping your torso still.
Muscles worked
MainSecondary
- Posterior Deltoids
- Rhomboids
Common mistakes
- Don't stand up to throw the dumbbells up.
- Focus on spreading your hands apart rather than squeezing your shoulder blades.
Sets & reps
| Goal | Sets | Reps | Rest |
|---|---|---|---|
| Strength | 3–5 | 3–6 | 2–5 min |
| Muscle | 3–4 | 6–12 | 90–120 s |
| Endurance | 2–3 | 15–20 | 60 s |
Leave 1 to 3 reps in reserve on most sets, and add load once you reach the top of the rep range with good form.
Variations & alternatives
FAQ
What muscles does the Bent-Over Reverse Fly work?
Mainly the rear delts. It also works the rhomboids.
How many sets and reps should I do?
Beginners can start with 2–3 sets of 10–12 reps. To build muscle, do 3–4 sets of 6–12 reps; for strength, 3–5 sets of 3–6 reps with longer rest. Stop 1–3 reps before failure and keep your form clean.
Is the Bent-Over Reverse Fly good for beginners?
Yes: it is a beginner-level exercise. Learn the movement with a light load, or your bodyweight, before adding weight.
Related tools
Log it, beat it
Kaizo's gym mode logs your sets, shows the muscles you worked this week and suggests the next weight.