A downloadable tool

This program utilizes the clicking of the middle mouse button to immediately scope in, and then fire a half second later. (Note that this overrides the normal function of the middle-mouse click, and you must have your scope setting in game as toggle if possible)

Download

Download
Quickscope.exe 1 MB

Install instructions

After installation double click on the program to run the AutoHotkey script. There should be an icon at the bottom right in the taskbar.