In this episode of the Wolf Precision Long Range Shooting and Custom Rifle Building Podcast, Jamie Dodson sits down with EriK Cortina, competitive shooter and creator of the Cortina Precision tuner system, to discuss one of the most debated accessories in precision rifle shooting, barrel tuners.

Barrel tuners have become extremely popular in competitive shooting, particularly in F-Class and PRS circles. But what do they actually do? Are they shrinking groups, or simply changing barrel harmonics and recoil characteristics?

Erik shares the story behind how he first started experimenting with tuners, the inspiration he took from the Browning BOSS system, and how early success in competition helped launch the tuner movement. The discussion dives into the real-world testing, tuning process, and the common misconceptions shooters have about what tuners can and can't do.

In the end, the conversation lands on an honest conclusion: a barrel tuner is simply another tool in the toolbox. For some rifles and shooters it may offer an advantage, while for others it may make little difference. But like seating depth, powder charge, or bullet choice, it's another variable shooters can explore in the pursuit of smaller groups.

Jamie closes the episode with final thoughts on tuners, how they may influence barrel harmonics, and why skill, fundamentals, and experience still matter more than any piece of equipment.

Get to know Erik here. https://www.shootsmallgroups.com/. https://www.youtube.com/erikcortina

MDT Chassis Systems - Learn more at: mdttac.com

Krieger Barrels - Visit: kriegerbarrels.com

• Movers Class – Swainsboro, GA
Two spots remaining. Train-up Friday with the class running the final weekend of March.

• Long Range Shooting School
Limited openings remaining for the 2026 season.

• The Wolf Pack – Online Training Membership
Includes the Online Long Range Shooting School, Reloading Class, and Prosumer Gunsmithing School for just $19/month.Members also receive 10% off Wolf Precision products and services, including ACE systems and barrel work.

Learn more at:
https://www.wolfprecision.net

Wolf Precision is giving away two seats to the August Long Range Shooting School ($2,100 value each). Drawing: April 15

• One seat for anyone who follows us on Patreon
• One seat for a Wolf Pack member

In Episode 264 of the Wolf Precision Long Range Shooting and Custom Rifle Building Podcast, Jamie Dodson dives into a frequently asked questions at Wolf Precision schools and reloading classes: Do barrel tuners really work? This episode begins a two-part deep dive into barrel tuners, exploring the physics, theories, and real-world considerations behind these increasingly popular devices.

Jamie breaks down:

• What a barrel tuner actually does
• The theory of barrel harmonics and vibration nodes
• Why moving weight on the muzzle can influence accuracy
• The historical origins of tuners, including the Browning BOSS system
• The relationship between load development and harmonic nodes
• How suppressors and muzzle brakes can affect barrel harmonics
• The potential placebo effect when adding weight to the muzzle
• A rarely discussed issue: barrel growth from heat and its effect on tuner settings

As barrels heat during firing, they expand — potentially changing the exact tuner setting that was originally dialed in. Jamie explains how this thermal growth could influence tuner performance and why it raises interesting questions about real-world effectiveness. To keep the conversation fair and balanced, Jamie has also extended an open invitation to tuner manufacturer Eric Cortina to join the podcast and discuss his perspective on the technology. So, whether you're a competitive shooter, precision reloader, or rifle builder, this episode explores the science, theory, and practical realities behind barrel tuning systems. Eric Cortina Black Jack Challnge and ACE Rifle Video

MDT Chassis Systems - Learn more at: mdttac.com

Krieger Barrels - Visit: kriegerbarrels.com

• Movers Class – Swainsboro, GA
Two spots remaining. Train-up Friday with the class running the final weekend of March.

• Long Range Shooting School
Limited openings remaining for the 2026 season.

• The Wolf Pack – Online Training Membership
Includes the Online Long Range Shooting School, Reloading Class, and Prosumer Gunsmithing School for just $19/month.Members also receive 10% off Wolf Precision products and services, including ACE systems and barrel work.

Learn more at:
https://www.wolfprecision.net

Wolf Precision is giving away two seats to the August Long Range Shooting School ($2,100 value each). Drawing: April 15

• One seat for anyone who follows us on Patreon
• One seat for a Wolf Pack member

Spring is finally here, and the 2026 shooting season is about to begin.

In this episode of the Long Range Shooting and Custom Rifle Building Podcast, Jamie Dodson of Wolf Precision shares updates from SHOT Show and the Great American Outdoor Show, talks about upcoming training opportunities, and dives into several important topics for shooters and hunters.

Jamie discusses the art of shooting moving targets, why learning mover math can completely change the way you hunt, and details the upcoming Wolf Precision Movers Class in Swainsboro, Georgia.

He also answers a listener question about magazine fit and reliability, explaining common problems with modern magazines and sharing practical gunsmithing tips for improving feeding in bolt-action rifles.

Finally, Jamie talks about the start of the spring shooting season, upcoming Wolf Precision classes, and delivers an important message about range safety and ricochets after a recent incident in Pennsylvania where a ricochet bullet injured a child. Understanding your backstop, selecting the right ammunition, and knowing what lies beyond your target are critical responsibilities for every shooter.

If you are a shooter, hunter, or rifle builder preparing for the upcoming season, this episode is packed with practical advice and important reminders.

Giveaway info & Patreon link: Check the links below and don't forget to register.

• Register to win slot number one by following us on Patreon here!
• Register to win slot number two by joining The Wolf Pack here!