Semisane

Heck Gus, just take it out in the yard and snap offa dozen primers. You'll know right away if you've got a problem.

sabotloader

Gloomy Gus

Heck i would take it out in the garage or back yard and snap a bunch of different primers. You will quickly find if it works or not. Be sure and check the primer to see how much dimple depression you a getting.

This is what they should look like (picture by grouse45)



The other thing you should know While Knight is shutting down production Knight service is going to remain operating - so you can get your rifle serviced...

Grouse45

Those are three different primers in the picture.

Winchester-federal-CCI.....No specific order.