Machine Bicep Curl

How to do it

Adjust the seat to the appropriate height and make your weight selection. Place your upper arms against the pads and grasp the handles. This will be your starting position.
Perform the movement by flexing the elbow, pulling your lower arm towards your upper arm.
Pause at the top of the movement, and then slowly return the weight to the starting position.
Avoid returning the weight all the way to the stops until the set is complete to keep tension on the muscles being worked.

What muscles does the Machine Bicep Curl work?: Mainly the biceps.
What equipment do I need?: Machine.
Is it good for beginners?: Yes, it is rated beginner level.
How do I track progress on it?: Log each set and beat the weight or reps from last time. Liftrung shows your last set beside the next one and estimates your one-rep max from your sets.

Exercise descriptions: free-exercise-db, public domain.