Product Features : Converts your 2.5" SATA I/II HDD or SSD to a 3.5" SATA hard drive, for 3.5" SATA drive bay usage. Screw-less and Tool-less. Simple and Lightweight design Added Airflow Vents. Compatible with most 3.5" HDD enclosures. Compatible with Mac Pro. Viewing Window over SATA Connection. Perfect for Power Users, Gamers, and Average Users. Models And Specifications : Color : Black External Interface : SATA Compatible Drive Type : 2.5" SATA I/II HDD and SSD (9.5mm) Device fit : 3.5" SATA hard drive bay Transfer Rate : up to 3 Gb/sec Support HDD Capacity : No limitation Structure : Plastic Dimensions : Dimension (L x W x H) : 145 x 101 x 25 mm Packing Dimensions (L x W x H in inches) : 23"x 8"x 13.50"