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.
Sig P220 Stainless Elite 10mm, Kimber Eclipse 10mm, Kimber SOLO STS, GLOCKS- (19 Gen 4, 20SF, 33), Beretta 21A Bobcat, Patriot Ordnance P415, Patriot Ordnance P308, Sig 556 SWAT Classic, Colt LE6920, Kel Tec KSG, 6.5X55 Swedish Mauser CG 1903 M96/38, 6.5X55 Swedish Mauser CG 1908 M96, Swiss K31 7.5X55, BNZ 42 K98, Ruger 10/22 50th anniversary design contest rifle, Tikka T3 CTR .308, Winchester 1200