Three 5.25' device bay to four 3.5' SAS-12G / SATA 6Gbit/s trayless hot-swap cage

Fits four 3.5' SAS-12G/SATA 6Gbit/s drives in three 5.25' device bay Adjustable drive status LED and fan control system Trayless & screwless design Individual metal key lock for each drive for extra security All aluminum body with beautiful hairline brushed finish Independent drive status LED Built-in cooling fan for excellent heat dissipation Fully supports Hot-Swap function