A:AnswerYou are mounting these TV on a sheetrock wall with medal studs. Best Buy installation techs are the experts, just make sure what ever screws you use supports the weight of the TV, and will not fall off the wall.
Regards
Barbara Fout
Canon USA, Inc.
972-409-8804
A:AnswerPERLESMITH Universal Table Top TV Stand for 37 - 70 Inch Flat Screen, LCD TVs Premium Height Adjustable Leg Stand Holds up to 110lbs, VESA up to 800x4 https://www.amazon.com/dp/B078MBL6KM/ref=cm_sw_r_cp_apip_67jQAuN94tM7B