Pectoral Fly/Rear Deltoid P722 SportsArt Performance Series upper-body equipment offers at least two options to exercise each muscle group, providing choices for the gym and its members. Specially designed cams provide unparalleled ergonomics throughout the entire motion; offering a perfect start, strong finish, and smooth resistance for human biomechanics. Convenient seat height adjustment suits people of various heights Ergonomic handle design is comfortable in both pec-fly and rear deltoid positions Stack Weight FEATURES AND SPECIFICATIONS FEEDBACK. Stainless steel guide rods resist rust, chipping, and pitting, provides smooth travel and added value. Ball bearings and Kevlar belts (or coated cables) provide smooth, quiet movement , 5-inch shrouded pulleys provide faultless belt tracking ACCESSORIES Rip-resistant marine quality upholstery with industrial strength cushioning Dual powder-coated platinum paint resists scratches and scuffs WORKOUT PROGRAM Comfortable cushions, correct ergonomics , Pivot points called out with orange dots for optimal alignment , Magnetized selector fork instantly locks into place for quick, secure action, Retracting cord keeps selector fork from disappearing while eliminating clutter , Flat “fork-style” selector supports weight plates, rather than balancing on a thin, single selector pin , Precision sound dampeners keep stack action quiet , Cold rolled steel weight plates resist rust, convey quality