Install two 25 sata drives into a 35 drive bay and get increased performance or data redundancy with raid this unique dual bay adapter enclosure gives you an easy and cost effective way to upgrade legacy systems such as desktop pcs and servers by letting you install two 25 solid state drives or hard drives into a single 35 drive bay the adapter enclosure lets you install newer higher performing drives such as ssds into legacy systems that may only support 35 hard drives the enc