Spring-Assisted Height Adjustable Tv Wall Mount (Range 12.6In 32Cm); Tilting And Full Motion For 23"-55" Tvs; Vesa Tv Wall Mount Patterns 75X75 To 400X400; Max Weight 66Lb (30Kg) - Vesa Plate Features +/-90 Swivel; +8/-15 Tilt; +/-3 Rotation - Jointed Arm Swivels +/-90 And Folds To 2.2In (5.8Cm) From The Wall For Low-Profile Storage; Max Arm Extension 23.4In (59.5Cm) - Tv Mounting Bracket Ships Assembled For Quick Deployment; Keyhole Mounting On The Wall Plate Simplifies Installation.