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Dumbbell Single Arm Braced Incline Hammer Curl

Intermediate
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A unilateral dumbbell bicep curl performed on an incline bench with the elbow braced, using a neutral grip to target the biceps and forearms for focused isolation and hypertrophy.

About Exercise

Equipment

Dumbbells, Incline Bench

Difficulty

2/5 • Intermediate

Primary Muscle Groups

Biceps

Accessory Muscles

Shoulders

Popularity Score

6

Goals

Hypertrophy
Stability
Strength

Training Style

Bodybuilding

Setup Requirements

Requires Rack

No

Requires Bench

Yes

Requires Spotter

No

Space Needed

Small

Noise Level

Low

Muscle Breakdown

Biceps

10/10

Long Head, Brachialis

Forearms

6/10

Flexors

Shoulders

2/10

Anterior Delts

Programming

Typical Rep Range

8-15 reps

Rest Between Sets

60-90 seconds • Rest briefly between sets, especially if performing supersets.

How to Perform

Set an adjustable bench to a 45-60 degree incline. Sit sideways, bracing the back of your working arm (triceps) against the bench edge. Hold a dumbbell with a neutral (hammer) grip.

  1. Begin with the arm fully extended, palm facing inward towards your body.
  2. Curl the dumbbell upward by flexing your elbow until the bicep is fully contracted.
  3. Squeeze the bicep forcefully at the top position.
  4. Slowly lower the dumbbell, resisting the weight back to the full starting extension.
  5. Complete all desired repetitions on one side before switching arms.

Coaching Tips

Form Cues

  • Arm glued to bench.
  • Squeeze hard at top.
  • Full stretch at bottom.
  • Control the descent.
  • Maintain hammer grip.

Breathing

Inhale while slowly lowering the weight; exhale forcefully as you curl the weight toward your shoulder.

Tempo

3-0-1

Range of Motion

Curl the dumbbell from a fully extended arm position to maximum elbow flexion without lifting the bracing arm off the bench.

Safety

Safety Notes

  • Avoid shrugging the shoulder during the curl.
  • Do not use weights that compromise the strict bracing position.

Spotting

Not recommended; this is an isolation movement. Decrease the weight if you cannot maintain strict form.

Common Mistakes

  • Using momentum or swinging the body to lift the weight.
  • Lifting the bracing arm off the bench for stability.
  • Allowing the wrist to excessively flex or extend.

When to Avoid

  • Acute elbow or wrist pain.
  • Shoulder instability when holding the extended position.

Flexibility Needed

  • Full elbow extension.

Build Up First

  • Basic dumbbell curl competency.

Also known as

Incline Bench Hammer Curl, Single Arm Incline Curl, Supported Hammer Bicep Curl

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