yes, you have most probably measured this television wrong. you are meant to measure the television from corner to corner IE diagonal. you have most probably measured it along the length of the TV set.
21 inches is the diagonal measure of the screen in a 21-inch TV.
about 5kg with a stand
This mount is designed to fit 40 inch tv's to 63 inch televisions, so no it won't work on anything less than 40 inches.
55 inches is equivalent to 4 ft and 7 inches.
The price for a Samsung 40 inch led TV starts around 500.00 and goes to about 700.00 depending on where you purchase it from. I would wait for a sale.
There are many places online where you can purchase a 40 inch television. These places include Amazon, Walmart, Target, Best Buy, Buy Dig and Tech for Less.
You can buy 40 inch televisions at many different places. Try electronic stores first such as Best Buy and Circuit City. Also, Wal-Mart carries televisions.
The average price of a 40 inch Toshiba TV is around $700. They can be easily found and bought on Amazon or you can also buy them in stores at places such as Best Buy.
There are multitude of places that an individual can purchase a Samsung 40 inch LCD television. Some places include: Best Buy, Future Shop and Amazon.
amazon.co.uk/Samsung-UE40B7020W-Widescreen-Television-Freeview/dp/B001UE8LYC Your welcome
This is a universal mount that can accommodate up to a 63 inch screen.
Your local postal office can help you with that