Originally Posted by GSSP
This instrument is best, by far, tool I've ever used to mount a reticle level. I shoot out to 2000+ yds and having a trued up reticle is critical.

https://www.brownells.com/gunsmith-...ertical-reticle-instrument-prod6097.aspx


Thanks for the Tip. Having thrown away plenty of money on a plastic and aluminum reticle tru and God knows how many Wheeler engineering POS there are , whats 56 dollars. I bought the level from larrywillis.com and that is one quality level for sure FWIW