The AGN App is ready! Search "Airgun Nation" in your App store. To compliment this new tech we've assigned the "Threads" Feed & "Dark" Mode. To revert back click HERE.
Pretty easy to find out for yourself if you have a dewey cleaning rod, coated for .22 or larger-stainless for .177! You can get really close, may not be able to discern a 1/2 turn or less accurately though?