This handy USB extension cable will make it easy for you to enclose a device that has a micro-B type port. We think this would be most handy when putting an Arduino Leonardo or Raspberry Pi in a box.
The jack half has two mounting 'ears' with M3 screws installed, 1" / 27mm apart. Can be used with box walls 0.125" to 0.25" wide. If you have a thinner-walled box, simply swap out the M3 screws for shorter ones. Entire cable is 12"/304mm long.
As of February 12th, 2014 the dimensions are: