Bicep workout. Preacher Curl With your upper arms and elbows resting on a preacher curl bench, hold the MUTT Bar’s wide grip or EZ bar grip. Curl the bar upward toward your chin, then lower the bar back down to the starting position. https://muttmadeinusa.com/wp-content/uploads/2021/05/PreacherCurl_2.0.mp4 Preacher Curl Starting Position. Preacher Curl Ending Position.