Your machine is a CTO machine, what is its model/product. Please use HPSA (HP Support Assistant) to find out, it should be ending with #ABA. or it can be 17t-aannn (aa = 2 characters from aa to zz, and nnn normally is 000 (3 zeroes))
You can add 2.5" HDD/SSD to your machine but you need more part(s). We need to know the model/product of your machine to be able to get right part number(s) for you.
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