TV Wall Mount. 42-84 Inch, Full Motion with Swivel and Tilt

New sells for $90 ❗Read description. There is missing elements ❗❗❗Missing the articulating arm i.e the 3 items marked in the photo. Mounting Dream UL Listed TV Wall Mount for Most 42-84 Inch TV, Full Motion TV Mount with Swivel and Tilt, TV Bracket with Articulating Dual Arms, Fits 16inch Studs, Max VESA 600X400 mm, 100 lbs,MD2617 Missing the articulating arm i.e the 3 items marked in the photo.