micro SD reader mount

After making one of these: http://www.thingiverse.com/thing:816376, I found that I was getting some interference that affected the SD card reader (http://forums.reprap.org/read.php?13,499572,528173#msg-528173). Connecting the SD reader with a shielded cable made the problem vanish. Rather than fitting the SD reader back into the case of the Tiny OLED controller, I thought I'd devise a separate mount that could be conveniently attached to the inside of my briefcase 3D printer case: https://www.y