21s Bicep Curl demonstration

21s Bicep Curl

Learn how to do the 21s Bicep Curl with proper form, setup, and execution.

This barbell movement primarily targets biceps, including long head, short head.

Training Guidelines

The targets below are general guidelines. Adjust volume and intensity based on your experience, recovery, and goals. If you track effort, aim for most working sets around RPE 7–9.

GoalSetsRepsRest
Strength3-54-62-3 min
Muscle Growth3-48-1260-90 sec
Endurance2-315-2030-60 sec
Beginner2-310-1560-90 sec

Want to pair movements efficiently? Try grouping them as supersets.

Frequently Asked Questions