Skillbuildersä Bi Height Wedge 18 x 22 Height: 4 or 6 Manual Electric Treadmills 4 Signal Processing Channels 01804 4 Signal Processing Channels Style comfort value and great features make our Premier Care Cliner unlike any other * Contemporary style modern form and comfort for your patients * Durable and comfortably contoured urethane arms protect the upholstered finish while providing a sleek and modern style * The 6700 also features LiquiCell' seating that makes it more comfortable reduces fatigue and relieves pressure over longer periods of sitting * Trendelenburg positioning on back with easy access handle * Fold down side tables on both sides * 3 nylon total lock and directional lock casters provide ease of maneuverability * Seat height 20 Position at a higher or lower height (use on side 1 or side 2) * Without the removable straps the deluxe wedge functions just like the standard Skillbuilders© wedge *