Tag: 6mm ARC

Hands-On: NEW CMMG Endeavor 6mm ARC AR-15

If you’ve been curious about the all-new 6mm ARC cartridge, you’re in the right place! I’ve been having a great time getting hands-on with this new cartridge: both with my own handloads, and with factory ammunition. In this article I’ll give you an in-depth look at CMMG’s new Endeavor 300-series AR-15 chambered in 6mm ARC! […]

Please Welcome Creedmoor Sports, Save $$$

Today I have some exciting news to share: Creedmoor Sports has come onboard as an Ultimate Reloader partner, and together we’ll be focusing on precision rifle shooting sports. Here’s more about this new partnership! Explore Creedmoor Sports Creedmoor Sports has been in business a LONG time (since 1979), and has a lot to offer for […]

6mm ARC: Fact or Fiction? Real Performance Results, From-Scratch Experimental Load Development

6mm ARC is so new that as of the writing of this article, published load data did not exist! But I wanted to get some real-world results with my new CMMG Endeavor 300 6mm ARC AR-15 published as soon as I could, and therefore embarked on an exciting journey. And that’s the subject of this […]

DIY Concrete Shooting Bench and Slab for Under $300

A concrete shooting bench has been high on my list of priorities for a while, and I’ve finally completed my first such installment. This has already made a huge difference in the quality of data and results I’ve observed when testing rifles and ammunition, so I feel like I’ve accomplished my “mission”. In this post […]

NEW 6mm ARC: What it is, Announcements, What Should I Show?

Today Hornady introduced a new rifle for the AR-15 platform called 6mm ARC (Advanced Rifle Cartridge). In this post, I’ll summarize what I know about this new cartridge, help to make an industry announcement, talk about my plans with 6mm ARC, and request your thoughts and input for content ideas! 6mm ARC is HERE! 6mm […]




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