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Last updated February 2, 2026
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bicepsforearmstriceps

Hammer Preacher Curl (Dumbbell)

Use both arms simultaneously on the preacher bench. Keep a neutral grip. Focus on the stretch at the bottom of the movement.

Quick facts

Difficulty
Easy
Mechanic
Isolation
Force
Pull
Type
Strength
Injury Risk
Low
Hypertrophy
High
Calorie Burn
Low

Muscle focus

Primary and secondary muscle groups targeted by this movement.

Primary

outer bicep / brachialis

Secondary

forearm flexors

Equipment & setup

What you need and how to position yourself before starting.

Equipment

dumbbellbench

Movement pattern

Bilateral

Posture

Seated

Tracking parameters

repsweight

Step-by-step instructions

Follow these cues to master proper technique and stay safe through every rep.

  1. Step 1Setup
    • Sit on a preacher bench with your feet flat on the ground.
    • Hold a dumbbell in one hand with a neutral grip (palms facing each other).
  2. Step 2Position Your Arm
    • Rest your upper arm against the preacher bench pad, ensuring your elbow is at the edge.
    • Keep your other arm on your lap or resting comfortably.
  3. Step 3Engage Your Core
    • Sit up straight and engage your core muscles to stabilize your body.
    • Keep your shoulders relaxed and avoid hunching.
  4. Step 4Lift the Dumbbell
    • Curl the dumbbell upwards by bending your elbow, keeping your upper arm stationary.
    • Focus on squeezing your bicep at the top of the movement.
  5. Step 5Lower the Dumbbell
    • Slowly lower the dumbbell back to the starting position, fully extending your arm.
    • Maintain control throughout the movement to avoid swinging.
  6. Step 6Repeat
    • Perform the desired number of repetitions, ensuring proper form with each curl.
    • Switch arms after completing the reps for one side.
  7. Step 7Finish the Exercise
    • After completing your sets, carefully place the dumbbell down on the floor or rack.
    • Stand up from the preacher bench while maintaining good posture.
Version 1 · Created November 12, 2025