Don’t switch from one comparator to the other.
Pair any two of your comparators on the same tool! No more switching from one comparator to another.
Perfect when reloading: have both the headspace and bullet O-give gauge on the caliper at the same time.
Blue anodized aluminum body and 18-8 setscrews. Made in the USA!
Our double comparator works with all standard Sinclair or Hornady gauge inserts.