The Phanteks 3.5\" Stackable HDD Bracket Duo Pack enables users to install two 3.5\" HDDs or two 2.5\" SSD in the Phanteks Evolv X & P600S case.The bracket has been constructed from high quality metal and has been equipped with anti-vibration dampeners. They are also stackable to ensure a clean layout when multiple units are installed in the Phanteks Evolv X and P600S.SpecificationCompatible with Phanteks Evolv X & P600SCan hold x2 3.5\" HDDs or x2 2.5\" SSDsFeatures anti-vibration dampeners and a stackable designSpecification:Compatible with Phanteks Evolv X & P600SStorage: x2 3.5\" HDD / x2 2.5\" SSDMaterial: MetalColour: BlackStackable: Yes