I love it. I have had a couple over the years, and they are handy. I only put them on my longer distance guns though.
All said and done, with optics, I have about $2100-$2200 into this build.
Beretta PX4 Storm INOX 9mm, Beretta Nano 9mm, Ruger 22/45 LITE Cobalt, Springfield XDm 4.5 .45, Ruger LCP .380, byq Spreewerke P38, 20"Armalite/Rock River AR15, Remington 870 Tactical Magpul, Swiss K31 7.5X55, BNZ 42 K98, Ruger 10/22 50th anniversary design contest rifle