Lateral Support Adjustable Medium Trapeze Unit 5 (each section: 36 x E1 3 5 (each section: 36 x 27 Laser engraved dial face provides unmatched accuracy * Recessed dial face and high contrast red pointer increase visability and reduce parallax errors * Lifetime calibration warranty * New 5 leg stand provides improved stability and maneuverability * Simple color changes give the aneroid a new look * Latex and mercury free * Width adjusts from 12 W 18 W * Minimizes left right leaning in wheelchairs and most other chairs * Foam padded sides adjust in or out for comfortable support * Height adjustable so that side pads are below the axilla * Will not interfere with resident s ability to reach wheelchair hand rims * Wipes clean for easy care