USB 3.0 Dual Two Port Female Screw Mount Type to Motherboard 20pin Header cable 

With this cable, you can directly board 20pin socket (such as latest series of motherboard  Asus P7P55 / USB3 ), converted to 2 usb3.0 socket! 

Very easy to useUSB3.0 data cable connected to the front panel of USB3.0!

There is 2 screw holes at USB 3.0 Female end.

Cable length: approx. 25cm