Z2/Z3-2017 CHAIR w/EXTENSION FEATURE Take comfort to the next level with an upgrade to Heat & Massage. · Synchronized Back and Toe Board Recline · Thin Back w/ Lumbar Support · Anatomically Correct Back Pivot Point · Five Programmable Positions / Six Manual · Touchpad (Specify Location – Left or Right Side)   · Smooth, Quiet All Hydraulic System · 60° Seat Rotation · Ultraleather® upholstery · Quick Release Double Articulating Headrest · Left/Right Swing Down Upholstered Arms · Programmable Exit . 10" Hydraulic Extension Movement