Kettlebell Floor Fly

Kettlebell Floor Fly Exercise Description

The kettlebell floor fly is a horizontal adduction exercise that targets the pectoralis major while the anterior deltoid and scapular stabilizers assist. Performed lying on the floor, the range is naturally limited when the upper arms contact the ground, which helps manage end‑range shoulder extension compared with a bench fly. Using kettlebells adds a stability and grip demand because the load hangs below the hand, encouraging neutral wrists and steady shoulder control. The goal is a slow, wide arc at the shoulder with a fixed, slight elbow bend, keeping the rib cage down and the shoulders set. Expect strong chest engagement while maintaining a neutral spine and consistent scapular retraction and depression throughout the movement.

Muscle Groups: Chest, Pecs
Target Muscles: Pectoralis Major - Sternal Head
Assisting Muscles: Deltoid - Anterior
Stabilizing Muscles: Infraspinatus, Rhomboid Major, Subscapularis, Trapezius - Lower Fibers, Trapezius - Middle Fibers
Body Area: Upper Body
Body Parts: Chest
Body Surface: Front
Body Symmetry: Bilateral
Equipment: Kettlebell
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 Kettlebell Floor Fly Exercise

‘- Lie supine with knees bent, feet flat, head and rib cage on the floor; maintain a neutral spine.
– Hold a kettlebell in each hand by the handle, palms facing each other; wrists neutral with knuckles stacked over forearms.
– Set the shoulders: gently retract and depress the scapulae without over-arching the low back.
– Position bells over mid‑chest with a slight, fixed elbow bend.
– Lower arms in a wide arc until upper arms lightly touch the floor; keep elbows from drifting behind the torso.
– Maintain wrist neutrality and quiet shoulders (no shrugging or rib flare).
– Squeeze the chest to bring the bells back along the same arc to over the chest; avoid turning it into a press or clashing the bells at the top.

Kettlebell Floor Fly Tips

‘- Keep your head and rib cage on the floor to help maintain a neutral spine.
– Hold the kettlebells with palms facing each other and wrists neutral, with knuckles stacked over your forearms.
– Gently retract and depress your shoulder blades before you start and keep them set without over-arching your low back.
– Maintain a slight, fixed bend in your elbows throughout the entire movement.
– Lower your arms in a slow, wide arc until your upper arms lightly touch the floor.
– Prevent your elbows from drifting behind your torso at the bottom.
– Keep your shoulders “quiet” by avoiding shrugging and preventing your ribs from flaring.
– Bring the bells back up along the same wide arc you used on the way down.
– Focus on squeezing your chest to return the bells over mid‑chest instead of turning the movement into a press.
– Avoid clashing the kettlebells together at the top of the movement.

Kettlebell Floor Fly Beginner Introduction

The kettlebell floor fly is a chest-focused movement done on the ground that blends strength with control. Working mainly the chest, with support from the front of the shoulders and the muscles around the shoulder blades, it uses a sweeping arm motion out to the sides and back toward the center. Because it is performed lying on the floor rather than a bench, the ground limits how far the arms can travel, which helps reduce strain when the shoulders reach their deepest stretch.

Kettlebells add a unique challenge because the weight sits below the hand, increasing the need for steady wrists and a firm grip. Throughout the motion, the elbows stay slightly bent and the arms trace a broad arc around the body, encouraging smooth, deliberate movement rather than momentum. The back of the body rests against the floor with the chest working hard, while the shoulders stay stable and controlled so the arms move without the torso shifting or the ribs lifting.