_Editors Note: We think it’s a safe bet that few people in this world know as much about guns, bullets, and shooting as our rifles columnist, Deputy Editor David E. Petzal. After all, he’s covered the subject in our magazine for decades. But maybe you think you’re a better man for the job? Then prove it, by taking his 20 question quiz.

After answering each question you’ll be able to see the percentage of quiz-takers that got the question right, as well as the number of people who’ve answered the question so far. And, of course, you’ll find your score._

Click here to begin.. And good luck.