If you're unsatisfied with our 12-inch ruler, you can return it anytime; View Product. Westcott 16024 Jeweltone Plastic Ruler, 12-Inch, Purple Acme United. 1313 ...

But as the “ruler” description implies, the DC P4500 Series doesn’t use your typical “cartridge” SSD form factor. The SSDs measure 12 inches long, 1.5 inches wide, and 0.33 inches thick.