As I peered down at the blaster I had just printed, "Something's missing"...
Here is the 1911 trigger mod for the LF1, Nerf Compatible, Blaster.
It is not perfect, but it'll do.
Remixed from http://www.thingiverse.com/thing:16726
Thanks Landru, great design!
Might need a little sanding on the inside oval area. A little white lithium grease helps this entire project immensely!