Pec Dec AttachmentPRODUCT DESCRIPTION Perform professional pec deck flies with this easy to use no cable change pec deck attachment. Shape and tone your upper body to it's full potential. Each of the independent arms are mounted in pairs of machined bushings to move smoothly through both pre stretch and contraction strokes. Using a shaped cable cam to match the resistance loading to body movement, this attachment is the finest pectoral workout available. Our most