Dumbbell one arm zottman preacher curl

How to do it

1. 1Sit on a preacher curl bench and hold a dumbbell in one hand with an underhand grip.
2. 2Rest your upper arm on the preacher bench pad, allowing your arm to fully extend.
3. 3Curl the dumbbell up towards your shoulder, keeping your upper arm stationary.
4. 4At the top of the curl, rotate your wrist so that your palm faces up.
5. 5Slowly lower the dumbbell back down to the starting position, rotating your wrist back to the starting position.
6. 6Repeat for the desired number of repetitions, then switch arms.