ARMS · ISOLATION
Single-Arm Cable Triceps Extension
A unilateral cable extension that allows each triceps to work independently.
Primary musclesTriceps
Secondary muscles—
EquipmentCable machine
DifficultyBeginner · Elbow Extension
How to perform
- Set a cable around shoulder height and grip the handle.
- Extend the elbow without rotating the torso.
- Return slowly and switch sides.
Tips
- Control the movement and use a range you can repeat consistently.
- Choose a load or variation that lets you keep the triceps as the intended focus.
Common mistakes
- Using more load or speed than you can control.
- Losing stable body position during the difficult portion.
Watch how to perform it
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