I have spent a lot of time with ASUS support, and they bounce me between support, service, and components departments. What I need is the mounting bracket pictured here:
http://rog.asus.com/wp-content/uploads/2014/10/g751-upgrade-guide-3-980x650.jpgI have a G751JT-CH71, which didn't come with the 2280 SSD. I bought one which arrived today and have not had any luck finding one anywhere.
If anyone has had any luck, please let me know.