PROOF RESEARCH, INC - AR 308 PR-10 BARREL 6.5 CREEDMOOR CAMGAS GAS SYSTEM SS
User Ratings
No ratings yet
Be the first to review this product
The PROOF Research AR 308 PR-10 barrel provides owners of AR-10-pattern rifles with a 6.5 Creedmoor-chambered rifle that includes a number of enhanced features over traditional barrel styles. These long range specific barrels provide the ultimate in accuracy and will maintain their performance in the harshest of conditions.
- Provide shooters with enhanced accuracy on par with match-grade guns
- Better cooling properties provide improved barrel life
- POI shift does not occur during extended fire strings
- The proprietary gas tube is included, but requires use of a JP enhanced high pressure bolt for best function.
The PROOF Research AR 308 PR-10 barrel is cut rifled from double stressed relieved 416R stainless steel and features a threaded muzzle with a 5/8x24 TPI thread pitch for the addition of muzzle accessories.
Specifications
- Manufacturer:
- Proof Research
- Category:
- barrel
- Caliber:
- 6.5 Creedmoor
- Platforms:
- AR-10
- Weight:
- 24 oz (1.50 lbs)
- Length:
- 24.0"
- Estimated velocity:
- 2,490-2,990 fps
- UPC:
- 843068101421
- MPN:
- 101421
- Required Component:
- Yes
Estimate only. Based on caliber + barrel length bucket. View details
Parts Cabinet
Track parts you own or plan to buy.
Where to Buy
Have one to sell?
Sponsored
MantisX
The smart way to train your AR build
Built your rifle — now train it. BlackBeardX installs in minutes and turns your AR into a full dry fire system with smart feedback on every pull.
Shop BlackBeardXPrice History
Current
$569.99
Lowest
$569.99
Highest
$649.00
Price Alert
Sign in to save a target price and receive an email when this component drops.
Sign In to Set AlertSimilar Products

Daniel Defense 16in 5.56mm NATO Carbine Length M4 Profile Barrel 07-075-08174-018
Daniel Defense
$289.99

Faxon Duty Series AR-15 Barrel 5.56x45mm NATO 10.5 Pencil Contour 1:8 Twist Black Nitride
Faxon Firearms
$132.40

Criterion Barrels CORE 223 Wylde Carbine AR-15 Barrel 11.5in
Criterion Barrels Inc
$313.49

14.5-inch 5.56 Government Profile Midlength AR 15 Barrel, Modern Series (OEM)
Ballistic Advantage
$170.00

Criterion Barrels Core AR-15 Barrel 223 Wylde 13.9" Mid-Length Chrome-Lined 1:8" Twist Black
Criterion Barrels Inc
$313.49

Criterion Barrels Core AR-15 Barrel 223 Wylde 14.5" Mid-Length Chrome-Lined 1:8" Twist Black
Criterion Barrels Inc
$313.49

LMT Defense Chrome Lined Mid-Length Twist Barrel 5.56x45mm/.22 Cal 16" Fits LMT Defense L7S1A, Black
LMT
$472.99

Daniel Defense AR-15 5.56 NATO Barrel 11.5in Government Contour 1:7 Twist Phosphate
Daniel Defense
$289.99
Builds Using This Part
No builds yet — be the first to use this part.
Related Guides
Guide
5.56 NATO, .223 Remington, and .223 Wylde: Chamber Differences Explained
A technical breakdown of the differences between 5.56 NATO, .223 Remington, and .223 Wylde chambers — what each accepts safely, and how to choose for your build.
5 min read
Guide
The AK Platform: Core Design, Strengths, and Builder Tradeoffs
A practical AK overview covering operating system basics, parts ecosystem realities, and where the AK platform shines compared to AR-pattern rifles.
8 min read
Guide
.308 Win vs. 6.5 Creedmoor for AR-10 Builds
A technical comparison of .308 Winchester and 6.5 Creedmoor for AR-10 platform builds — covering ballistics, recoil, parts availability, and which cartridge fits which use case.
5 min read