The Kingston® mounting bracket is great for installing 2 1/2″ hard disk drives and 2 1/2″ solid state drives in 3 1/2″ drive bays. KINGSTON SNA-BR2/35 2.5″ to 3.5″ Storage Bay Adapter Bracket About: The 2.5″ to 3.5″ Storage Bay Adapter Bracket from Crucial allows you to install a 2.5″ Solid State Drive (SSD) into a standard desktop 3.5″ bay. This storage bay adapter is supplied with mounting screws for simple installation. SPECIFICATIONS Type: Internal Form Factor Supported Bay: 3.5″ to 2.5″ Provided Bay: 2.5″ Compatibility: PC