The Preacher Bench, CB-6 by Valor Fitness is a great choice for a bicep workout. This Preacher Bench has an adjustable armrest and seat to fit a wide range of users. The easy to use pull pins allow for quick changes. This preacher bench can be used with a barbell or with dumbbells for a wide range of exercises. If you are looking to increase the size of your arms and Isolate your bicep muscles in a safe way the Valor Preacher bench is the one you are looking for.