While searching this forum for root for kitkat 4.4.2 I found it and it is working on LG G2, G pro and other G models
http://xdaforums.com/showthread.php?p=51575993
Unzip it and open "Run" file and follow instruction on screen. Also enable usb debugging from developer options and enable unknow sources from security menu before rooting.
http://xdaforums.com/showthread.php?p=51575993
Unzip it and open "Run" file and follow instruction on screen. Also enable usb debugging from developer options and enable unknow sources from security menu before rooting.