Amazon.com: HumanCentric VESA Mount Adapter for Acer Monitors SA241Y bi, SA271 bi, SB241Y Abi, SB271 bi, R242Y Ayi and R270 SMIPX, VESA Adapter Bracket Mounts Monitor to VESA Stand, Arm Mount 75x75
Amazon.com: VESA Mount Adapter Bracket for Acer Monitors H226HQL, H236HL, H276HL [Patent Pending] - by HumanCentric : Electronics