Store4pc via Amazon.com has the Sabrent USB 3.1 Aluminum Enclosure for M.2 NVMe SSD in Gray (EC-NVME) on sale for $45.99 – when you clip the 20% coupon on the detail page + an additional 16% OFF with promo code 164MAU28 = $29.51 + free s/h
(Make sure the item is sold by store4pc)