The Body Solid GSRM40 Plate-Loaded Seated Row Machine gives full support to the lower back. Choose between 2 hand grip placements for wide grip or narrow grip lat rowing. Extra thick chest and seat pads are fully adjustable to suit the full range of user sizes. Uses standard 1" I.D. weight plates. You may purchase 2 olympic plate adapters to use olympic plates. Plates, adapters, and collars are sold separately.