The Meprolight tritium sights, on the SP-01 series, are the best stock sights on any handgun I've purchased. Ever. When I purchased the P-01 and Later, the SP-01 Phantom, it was a hard realization that CZ had taken a step down in the long distance aiming dept. The dots were extremely small and the "phosphorescent" strontium aluminate "glow-in-the-dark" sites were an abomination for those of us with aging eyesight. Day or Night! After looking into comparable sights, Truglo seemed the best option for replacing the stockers on my newly acquired Phantom.
The TFX series looked as good as the TFO's with a few added inprovements. I don't hose my firearms down with MEK's, so it may not make a difference if the fiberoptics are encased in acrylic or gorilla glass or whatever it is that seals them from the elements.
The sights, however, are as they are advertised. For my eyes, the tritium enhancement, through the fiberoptics, is great. The collimation of light during the day is exceptionally bright. Sight picture is excellent regardless of light or lack therof.
I had the sights installed by our local gunsmith, and subsequently zero'd for windage. the result?... a print that bettered the factory range print. Aim and point of impact were one.
Now, there is a small issue which may or may not affect your choice in purchasing these...
After installation, (at least on the CZ75 SP-01 PHANTOM) the sights have a gap between their fiberoptic overhang and the slide. Bothe front and rear. Does...
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