The Otis Defender™ Series

The Otis Defender™ Series has quickly become one of our most popular cleaning kit lines. This do-it-all kit offers three different cleaning methods and in true Otis fashion, we pack it all into a nic ... Read more

What Gun Cleaning Kit Should I Get for a 9 mm?

If you're looking to clean a 9mm pistol, you want a reliable, efficient, and well-designed cleaning kit — and Otis Technology makes some of the best options out there. Below, I break down some ... Read more

Otis Technology Gun Cleaning Kits: 2025 FAQ Guide

1. What kinds of gun cleaning kits does Otis Technology offer? Otis produces several categories of firearm cleaning kits designed for different platforms and user needs: Universal cleaning kits &nd ... Read more

What Cleaning Kit Should I Use to Clean an AR?

We love AR’s. Whether you’re plinking around on the back 40 or 3-gunning every weekend, these firearms are just plain fun to shoot. As with all guns though, the more you shoot the dirtier they get. S ... Read more

​How Often Should You Clean Your Gun (Beginners Guide)

As a new gun owner, you might take firearm cleaning lightly. What harm can some dust do? This is how you can justify all the times that you kept postponing your gun cleaning sessions. To resp ... Read more

Giveaway Terms and Conditions

  NO PURCHASE IS NECESSARY TO ENTER OR WIN. A PURCHASE DOES NOT INCREASE THE CHANCES OF WINNING.   1. Eligibility: This giveaway is open only to those who sign up at otistec.com/giveaw ... Read more

Brand Ambassadors

     Don Porter | Sootch00 The Sootch00 YouTube channel is dedicated to Promoting gun Ownership, INSPIRING Rugged Individualism, and Protecting the 2nd Amendm ... Read more

In the News

  Check out all the latest in Otis product and company news! We’ve got the lowdown on what’s new in gun cleaning and the industry and we’re happy to share with you. Stay t ... Read more