Upper Arms Exercise · Cable

Cable Close Grip Curl form demonstration - targeted for Biceps Upper Arms workouts

Cable Close Grip Curl

Category
Upper Arms
Equipment
Cable
Target
Biceps

Biomechanical cues verified by the PlanWorkouts Science Review Board under CSCS editorial oversight; see our editorial standards.

The Cable Close Grip Curl is a targeted isolation upper arms movement designed to train the Biceps.

Single-joint elbow flexion isolated in the sagittal plane. Focuses mechanical load on biceps brachii (long and short heads) and brachialis with minimal torso swinging. Executing this with strict form maximizes muscle fiber recruitment while protecting joint structures.

Quick Exercise Facts

Movement Type Isolation Single-Joint
Equipment Cable
Primary Agonist Biceps
Synergists Forearms

Target Muscle Activation

Biceps — Agonist
Forearms — Synergist
Stabilizers — Core & Kinetic Chain

A close grip on a cable curl narrows the hand position to bias the inner head of the biceps slightly more than a shoulder-width grip would. The cable keeps tension on the arm throughout the entire curl, including at the bottom where a dumbbell curl typically goes slack. It's a small tweak, but noticeable enough that lifters chasing peak bicep shape often prefer it over a standard curl.

How to Do the Cable Close Grip Curl

  1. Attach a straight bar to a low pulley cable machine.
  2. Stand facing the machine with your feet shoulder-width apart and your knees slightly bent.
  3. Grip the bar with an underhand grip, hands shoulder-width apart.
  4. Keep your elbows tucked close to your sides and your upper arms still throughout the movement.
  5. Exhale and curl the bar up toward your shoulders, contracting your biceps.
  6. Pause briefly at the top of the movement, squeezing your biceps.
  7. Inhale and slowly lower the bar back to the starting position, fully extending your arms.
  8. Continue for the prescribed repetitions while maintaining full control through both the lift and lower phases.

Recommended Sets & Reps by Training Goal

Hypertrophy & Size 3 – 4 Sets × 10 – 15 Reps

65–75% 1RM · 60s rest

Muscle Pump & Density 3 Sets × 15 – 25 Reps

50–60% 1RM · 30–45s rest

Form & Eccentric Control 2 – 3 Sets × 12 – 15 Reps

Controlled 3s eccentric · 60s rest

Biomechanical & Joint Load Cues

Single-joint elbow flexion isolated in the sagittal plane. Focuses mechanical load on biceps brachii (long and short heads) and brachialis with minimal torso swinging.

Common Mechanical Mistakes & Form Errors to Avoid

  • Swinging Hips & Lower Back: Using momentum from the hips to swing the weight upward eliminates the initial concentric overload on the biceps.
  • Drifting Elbows Forward: Allowing elbows to travel forward past the ribs recruits the anterior deltoids and takes tension off the biceps apex.
  • Dropping the Eccentric Phase: Letting the weight fall quickly without resistance wastes 50% of the muscle-building stimulus from eccentric microtrauma.

Proper Breathing Patterns & Core Engagement

Inhale on controlled lowering (2-3s eccentric); exhale on elbow contraction to peak tension.

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Injury Modification & Joint Safety

Lifters with distal biceps tendinopathy or golfer's elbow (medial epicondylitis) should use neutral-grip hammer curls or EZ-bars to reduce wrist pronation torque. If joint irritation persists, immediately stop and substitute this movement with another exercise from the Upper Arms exercises category.

Muscles Worked

The Cable Close Grip Curl primarily targets the Biceps, with Forearms as the primary synergist muscle group.

More Upper Arms Exercises

More Biceps Exercises

Equipment Alternatives

Don't have cable? These target the same biceps with different equipment.

FAQ

What muscles does the Cable Close Grip Curl work?
The Cable Close Grip Curl primarily targets the biceps as the primary agonist. The forearms acts as the primary supporting muscle group during force transmission. Maintaining strict biomechanical alignment ensures maximal tension remains focused on the intended muscle fibers rather than shifting to surrounding stabilizer joints.
What equipment do I need for the Cable Close Grip Curl?
The Cable Close Grip Curl is performed using a cable. Ensure all equipment is securely positioned with collars or safety pins locked before loading working sets. If you train in a home gym or minimal setup, explore our equipment-free and resistance band alternatives below.
What is the most common form mistake on the Cable Close Grip Curl?
The most frequent error is swinging hips & lower back: Using momentum from the hips to swing the weight upward eliminates the initial concentric overload on the biceps.. Controlling the 2 to 3-second eccentric lowering phase ensures maximal hypertrophic stimulus while shielding connective tissue.
How many sets and reps should I perform on the Cable Close Grip Curl?
For muscle growth and density, execute 3 to 4 working sets of 10 to 15 controlled repetitions with 60 seconds rest, emphasizing a deep stretch and deliberate peak contraction on every rep.
What's a good alternative to the Cable Close Grip Curl?
If you don't have access to a cable, the Biceps Leg Concentration Curl targets the same biceps using body weight instead. This alternative replicates the same joint angle and movement plane while allowing you to train effectively with different available gear. You can also substitute it seamlessly in our free Workout Plan Builder.
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