Dell 6491E 3.5-inch mounting bracket for floppy drive installation in 5.25-inch bays. Part number 6491E. This adapter bracket enables installation of 3.5-inch floppy drives into standard 5.25-inch drive bays found in legacy Dell server and workstation chassis. Compatible with Dell PowerEdge and other systems supporting 5.25-inch form factor drive slots. Typical applications include retrofitting storage or boot media compatibility in older enterprise systems. Refurbished unit, tested and guaranteed. Available via quote.