Samsung PM991a 1TB SSD M.2 2230 Internal Solid State Drive PCIe PCIe 3.0x4 NVME SSD For Microsoft Surface Pro 7+ Steam Deck - AliExpress
Addlink New S91 2TB 2230 NVMe High Performance PCIe Gen4x4 2230 3D NAND SSD Compatible with Steam Deck, ASUS ROG Ally, Surface, Mini PCs - Read Speed up to 5000 MB/s - (ad2TBS91M2P) - Newegg.com
WD PC SN740 2T M.2 2230 SSD NVMe PCIe 4x4 For Microsoft Surface Steam - Walmart.com
SN530 M.2 2230 SSD 1TB PCIe NVMe Solid State Drive for Microsoft Surface Laptop 3 Surface Pro X - Newegg.com