LG 27GN950-B 27" UltraGear 4K UHD 1ms 144Hz G-Sync Nano IPS Gaming Monitor SR 719192641495 | eBay
Amazon.com: ASUS VG279Q 27" Full HD 1080p IPS 144Hz 1ms (MPRT) DP HDMI DVI Eye Care Gaming Monitor with FreeSync/Adaptive Sync: Computers & Accessories
Best 4K 1ms Monitors – Budget Friendly and Responsive Displays for Gaming
Refurbished: Acer Nitro XV273K Pbmiipphzx 27" Ultra HD 3840x2160 4K Resolution 144Hz 1ms 2xDisplayPorts 2xHDMI AMD Free-Sync USB 3.0 Hub Built-in Speakers Widescreen LED Backlight IPS Gaming Monitor - Newegg.com