Sure lots of the 1911 Scholars on here know this without certain and some may have seen this..........for those of us that have not here you go !
http://www.sightm1911.com/lib/tech/toolbox.htm
I found it kinda interesting and what the heck...it might help if you're ever in a pinch and need to change out the mainspring without tools !

http://www.sightm1911.com/lib/tech/toolbox.htm
I found it kinda interesting and what the heck...it might help if you're ever in a pinch and need to change out the mainspring without tools !


















































