The most efficient way to build big biceps is the preacher curl exercise. The Powerline preacher curl bench eliminates cheating and stress on the elbow while providing perfect muscle isolation to shred your biceps. With a 300lb weight captivity the powerline preacher curl bench can handle more than any human being can throw at it. Powerline benches feature a beautiful pewter and black color combination that is compatible with the aesthetics of most weight rooms. This powerline preacher curl bench features an extra wide seat for comfortable and stable use.