I used to install a TV and the new TV didn't work with the previous screws and I threw away the extra ones years ago. It was an expensive decision, but it saved me several trips to the hardware store to figure out what size I might need, so it was worth it.
Tryone Car Headrest Tablet Mount Holder: Stretchable Stand For IPad Air Mini/Cell Phone/Galaxy Tab/Kindle Fire HD/Switch Lite 4.7-10.5" Devices
13 Review
PERLESMITH Full Motion TV Wall Mount: 37-75 inch Flat/Curved TVs, 42.5" Articulating Arm, Swivel/Tilt, Holds 132lbs, Max VESA 600x400mm, PSXLF01
12 Review
Tryone Auto Backseat Tablet Mount Holder For IPad Air Mini, Cell Phone, Galaxy Tab, Kindle Fire HD Switch Lite Or Other 4.7-10.5" Devices - Black
18 Review
Versatile Aluminum Wall Mount Stand For Echo Show 8 2Nd Gen & 1St Gen - Sleek & Adjustable Design Compatible With Echo Show 5 Black
17 Review