Reddit reviews Hornady RF17 Lock-N-Load 17-22 Cal RIM Rimfire Thickness Gauge
We found 1 Reddit comments about Hornady RF17 Lock-N-Load 17-22 Cal RIM Rimfire Thickness Gauge. Here are the top ones, ranked by their Reddit score.
Designed for target shootersImproves accuracyUsed by competitive shootersFor use with .17 and .22 rimfire cartridges
Accuracy with a .22 is ammo dependant for the most part. Buy match grade ammo. Or you can pick through and separate bricks of 1000 with one of these and see what gets you the best groups.
https://www.amazon.com/Hornady-RF17-Rimfire-Thickness-Gauge/dp/B000PD1XJY
another one....
http://www.neiljones.com/html/rimfire_gauge.html