Just upgraded from 21:9 60hz 29" LG monitor to Acer Nitro 27" 1440p 144hz. More details in the comments | Laptop gaming setup, Battlestation, Computer setup
Amazon.com: LG 34GN850-B 34 Inch 21: 9 UltraGear Curved QHD (3440 x 1440) 1ms Nano IPS Gaming Monitor with 144Hz and G-SYNC Compatibility - Black (34GN850-B): Computers & Accessories