Arms · Cable

Cable Seated Unilateral Biceps Curl

How to do the cable seated unilateral biceps curl, the muscles it works, and the mistakes to avoid. Pulled straight from the Kovo app's exercise library.

Animated demonstration of the Cable Seated Unilateral Biceps Curl
Equipment
Cable
Difficulty
Intermediate
Logged as
Weighted reps
Movement
Flexion
Mechanic
Isolation

How to do it

Sit facing a low cable pulley with a single handle attached. Grip the handle with your palm facing up and curl it toward your shoulder, keeping your elbow pinned at your side. Squeeze at the top, then lower under control and repeat on the same arm before switching.

  1. 1Biceps working through the full curl as the cable pulls back
  2. 2Elbow staying fixed at your side throughout
  3. 3Constant tension from the cable on the way down

Common mistakes

  • Swinging your torso to move the handle
  • Letting your elbow drift forward or flare out
  • Bending or twisting your wrist at the top

Muscles worked

The cable seated unilateral biceps curl mainly works the biceps, with the forearms assisting.

  • BicepsPrimary
  • ForearmsSupport
  • Front DeltsMinor

Kovo programs the cable seated unilateral biceps curl for you and tracks it every session.

We build your whole program, drop the right lifts into each workout, and adjust your weights as you get stronger. Free on iOS and Android.

More biceps exercises

See all biceps exercises →

Last reviewed June 2026.