Based on this product's specifications, here are some alternatives and similar models
Laptop HDD/SSD caddy CoreParts KIT382
Summary description:
The CoreParts KIT382 is a black laptop HDD/SSD caddy compatible with HP ProBook 640, 645, 650, and 655 G1 models. It measures 139 mm in width, 74 mm in depth, and 16 mm in height. This caddy allows for easy installation of an additional hard drive or SSD, enhancing your laptop's storage capacity. It comes in a single pack and is designed for durability and reliability.