24″ Stainless 6.5 Creedmoor AR10 / LR-308 Barrel
Take your large-frame AR to the next level with this 24-inch stainless steel 6.5 Creedmoor barrel, engineered for shooters who demand exceptional long-range accuracy and dependable performance. Featuring a 1:8 twist, rifle-length gas system, .750″ gas block journal, and 5/8×24 muzzle threads, this barrel is an outstanding choice for precision target shooting, competition, predator hunting, and medium-to-large game hunting.
Designed for the DPMS LR-308 pattern / AR10 platform, this barrel provides the velocity and consistency needed to take full advantage of the outstanding ballistics that have made 6.5 Creedmoor one of today’s most popular precision rifle cartridges. Mid State also offers the components to complete your build as well as complete upper receivers if you want one already assembled, test fired, and ready to drop on your lower and go.
Specifications
- Caliber: 6.5 Creedmoor
- Barrel Length: 24″
- Material: 416r Stainless Steel
- Twist Rate: 1:8
- Gas System: Rifle Length
- Gas Block Journal: .750″
- Muzzle Threads: 5/8×24
- Platform: DPMS LR-308 / AR10 Compatible
The 6.5 Creedmoor was introduced by Hornady in 2007 specifically to maximize long-range accuracy while maintaining manageable recoil. It has become one of the most respected cartridges for precision shooting because it combines excellent ballistic efficiency with outstanding consistency. The cartridge was designed around long, high-ballistic-coefficient bullets that retain velocity exceptionally well and resist wind drift better than many traditional .30 caliber options.
A 24-inch barrel helps maximize the cartridge’s potential by extracting additional velocity compared to shorter barrels. That extra velocity helps maintain flatter trajectories, increased retained energy, and improved long-range performance.
Why Choose a 24″ 6.5 Creedmoor Barrel?
Benefits include:
- Excellent long-range accuracy
- Increased muzzle velocity
- Reduced wind drift
- Mild recoil compared to larger magnum cartridges
- Outstanding ballistic coefficient with modern match bullets
- Ideal for precision optics and extended-distance shooting
What is 6.5 Creedmoor Best For?
The 6.5 Creedmoor has become one of the premier cartridges for shooters who demand accuracy beyond typical hunting distances.
Ideal applications include:
- Precision rifle competitions
- Long-range target shooting
- Steel matches
- Predator hunting
- Whitetail deer
- Hog hunting
- Antelope
- Medium-sized game
- Precision semi-auto AR10 builds
Thanks to its efficient bullet design, many shooters find they can stay on target more easily due to the cartridge’s relatively mild recoil while still delivering excellent downrange performance. The cartridge has earned a reputation for remaining supersonic well beyond 1,000 yards with appropriate loads.
DPMS LR-308 / AR10 Compatibility
This barrel is designed for the DPMS LR-308 pattern platform.
Compatible with:
- DPMS LR-308 upper receivers
- Most DPMS-pattern AR10 receivers
- Standard rifle-length gas tubes
- .750 low-profile gas blocks
- 5/8×24 muzzle devices
- DPMS-pattern 6.5 Creedmoor / .308 Winchester bolt carrier groups
Because 6.5 Creedmoor shares the same case head dimensions as .308 Winchester, it uses the same DPMS-pattern .308/6.5 Creedmoor bolt and bolt carrier group, making caliber conversions straightforward with the appropriate barrel and magazine.
Why Buy From Mid State Firearms?
At Mid State Firearms, we’ve been building AR platform firearms and components for over a decade. Every product we offer is selected with reliability, compatibility, and real-world performance in mind.
When you purchase from Mid State Firearms, you benefit from:
- Over 12 years of AR platform experience
- Professional assembly expertise
- Quality components selected for dependable performance
- Fast shipping
- Knowledgeable customer support
- Limited Lifetime Warranty on eligible Mid State Firearms manufactured products
Whether you’re assembling your first precision AR10 or upgrading an existing rifle, we’re committed to helping you build a rifle you’ll be proud to own.
Complete Your Build
This barrel pairs perfectly with many of our other components, including:
- DPMS LR-308 upper receivers
- AR10 free-float M-LOK handguards
- LR-308 bolt carrier groups
- AR10 charging handles
- Low-profile .750 gas blocks
- Rifle-length gas tubes
- 5/8×24 muzzle devices
- Complete 6.5 Creedmoor upper assemblies
Shopping with Mid State Firearms makes it easy to source compatible parts for your next precision rifle build in one place.
Frequently Asked Questions
Will this barrel fit my AR10?
This barrel fits DPMS LR-308 pattern rifles and compatible large-frame AR platforms. Because there is no universal AR10 standard, always verify your receiver uses the DPMS/LR-308 pattern before ordering.
What bolt carrier group do I need?
Use a DPMS-pattern .308 Winchester / 6.5 Creedmoor bolt carrier group. Both cartridges share the same bolt face dimensions.
Why is the twist rate 1:8?
A 1:8 twist is widely regarded as the optimal twist rate for stabilizing the full range of popular 6.5 Creedmoor bullet weights, including heavier match and hunting projectiles commonly used for long-range shooting.
Why choose a 24-inch barrel?
A 24-inch barrel allows the 6.5 Creedmoor to achieve higher velocities than shorter barrels, helping maximize long-range performance, flatter trajectories, and retained energy.
Is this good for hunting?
Absolutely. The 6.5 Creedmoor has become a favorite for deer, hogs, antelope, predators, and other medium-sized game thanks to its accuracy, manageable recoil, and excellent terminal performance with quality hunting ammunition.
Can I install a suppressor?
Yes. The barrel features 5/8×24 muzzle threads, the industry-standard thread pattern for most .30 caliber muzzle devices and suppressors. Always ensure your suppressor is rated for 6.5 Creedmoor and follow all applicable laws and manufacturer guidance.
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sound of freedom – This was a great set up. I loved being able to customize the set up. Only issue I had was my own fault as a newb to building these. I used a heavy barrel in a slim hand guard. It makes adding attachments tough with clearances. Hoping someday to also get an AR10 from here.