Howa 6.5 Creedmoor Build with Athlon and Grayboe

Building a precision bolt-action rifle doesn't have to be complicated. In this Brownells Tech Tip, Caleb walks through a complete Howa 1500 rifle build chambered in 6.5 Creedmoor, featuring the innovative Grayboe Universal Mini Chassis (UMC) system. Learn how the UMC allows one stock to fit multiple rifle actions while maintaining chassis-level accuracy, then follow along as the rifle is assembled with an Athlon Cronus BTR Gen 2 scope, EGW scope base and rings, MDT AICS magazine, and a Dead Air RXD suppressor. Along the way, Caleb covers proper torque specifications, optic mounting techniques, eye relief adjustment, scope leveling, thread locker application, and the advantages of modular rifle systems. Whether you're building your first precision rifle or upgrading an existing bolt gun, this video provides practical tips for assembling a reliable and accurate shooting platform. Chapters 00:00 Introduction to the Howa 1500 Build 00:17 Overview of the Barreled Action 01:21 Athlon Cronus BTR Gen 2 Optic 02:37 Grayboe Universal Mini Chassis Explained 05:22 Benefits of the Modular Chassis System 07:15 Installing the Universal Mini Chassis 08:40 Torquing the Action Screws 11:50 Preparing to Mount the Optic 12:39 Installing the EGW Scope Base 16:21 Choosing the Precision Stock 17:15 Installing the Stock 19:54 Final Stock Torque 20:26 Setting Scope Eye Relief 25:04 Leveling the Scope 26:11 Torquing Scope Rings 29:39 Installing the Magazine and Suppressor 30:31 Final Thoughts Whether you're building a Howa 1500 for precision shooting, hunting, or long-range competition, the right components and proper installation techniques make all the difference. If you have questions about any of the products featured in this build, leave a comment below or contact the Brownells Tech Support team. Be sure to subscribe so you don't miss the range test in the next video.