AR Carbon Fiber Barrel Calibers & Lengths

AR-15® Carbon Fiber Barrel Calibers & Lengths

AR-15® Calibers Barrel Gas System Feedramps Contour/Journal Muzzle Threads Standard Twist
(others available)
Price
(w/o bolt)
223 Wylde 11.5″ Carbine M4 Medium / .750 ½ x 28 1:7 & 1:8 $940
223 Wylde 12.5″ Carbine M4 Medium / .750 ½ x 28 1:7 & 1:8 $940
223 Wylde 14.5″ Mid M4 Medium / .750 ½ x 28 1:7 & 1:8 $940
223 Wylde 16″ Mid M4 Medium / .750 ½ x 28 1:8 & 1:9 $940
223 Wylde 18″ Rifle M4 Medium / .750, Heavy / .875 ½ x 28 1:7, 1:8, 1:9 $940
223 Wylde 20″ Rifle M4 Medium / .750, Heavy / .875 ½ x 28 1:7, 1:8, 1:9 $940
5.56 NATO 11.5″ Carbine M4 Medium / .750 ½ x 28 1:7 & 1:8 $940
5.56 NATO 12.5″ Carbine M4 Medium / .750 ½ x 28 1:7 & 1:8 $940
5.56 NATO 14.5″ Mid M4 Medium / .750 ½ x 28 1:7 & 1:8 $940
5.56 NATO 16″ Mid M4 Medium / .750 ½ x 28 1:8 $940
5.56 NATO 18″ Rifle M4 Medium / .750 ½ x 28 1:7 & 1:8 $940
5.56 NATO 20″ Rifle M4 Heavy / .875 ½ x 28 1:7 & 1:8 $940
6.5 Grendel 18″ Rifle Grendel Heavy / .875 ⅝ x 24 1:8 $940
6.5 Grendel 20″ Rifle Grendel Heavy / .875 ⅝ x 24 1:8 $940
300 AAC Blackout 12.5″ Pistol Blk Medium / .750 ⅝ x 24 1:8 $940
300 AAC Blackout 16″ Carbine Blk Medium / .750 ⅝ x 24 1:8 $940

CAMGAS AR-15® Carbon Fiber Barrel Calibers & Lengths3

AR-15® Variant Calibers Barrel Gas System Feedramps Contour/Journal Muzzle Threads Standard Twist
(others available)
Price
(w/o bolt)
223 Wylde 16″ Mid+2 M4 Medium / .750 ½ x 28 1:8 $940
5.56 Nato 16” Mid+2 M4 Medium / .750 ½ x 28 1:8 $940
22 Nosler 20” Rifle+2 Nosler Medium / .750 ½ x 28 1:8 $940
22 Nosler 22” Rifle+2 Nosler Medium / .750 ½ x 28 1:8 $940

AR-10® Carbon Fiber Barrel Calibers & Lengths

AR-10® Variant Calibers Barrel Gas System Feedramps Contour/Journal Muzzle Threads Standard Twist
(others available)
Price
(w/o bolt)
308 WIN 16″ Rifle Std/Deep2 Heavy / .875 ⅝ x 24 1:10 $940
308 WIN 18″ Rifle Std/Deep2 Heavy / .875 ⅝ x 24 1:10 $940
308 WIN 20″ Rifle Std/Deep2 Heavy / .875 ⅝ x 24 1:10 $940
260 REM1 20″ Rifle Std/Deep2 Heavy /.875 ⅝ x 24 1:8 $940
6.5 CM1 20″ Rifle Std/Deep2 Heavy /.875 ⅝ x 24 1:8 $940

CAMGAS AR-10® Carbon Fiber Barrel Calibers & Lengths3

AR-10® Variant Calibers Barrel Gas System Feedramps Contour/Journal Muzzle Threads Standard Twist
(others available)
Price
(w/o bolt)
308 Win 16” Mid+2 Std/Deep2 Medium / .750 ⅝ x 24 1:10 $940
6.5 CM1 20” Rifle+2 Std/Deep2 Heavy / .875 ⅝ x 24 1:8 $940
6.5 CM1 22” Rifle+2 Std/Deep2 Heavy / .875 ⅝ x 24 1:8 $940
6.5 CM1 24” Rifle+2 Std/Deep2 Heavy / .875 ⅝ x 24 1:8 $940
260 REM1 20” Rifle+2 Std/Deep2 Heavy / .875 ⅝ x 24 1:8 $940
260 REM1 22″ Rifle+2 Std/Deep2 Heavy / .875 ⅝ x 24 1:8 $940
260 REM1 24” Rifle+2 Std/Deep2 Heavy / .875 ⅝ x 24 1:8 $940
6 CM1 22” Rifle+3 Std/Deep2 Heavy / .875 ⅝ x 24 1:7 & 1:8 $940
6 CM1 24” Rifle+3 Std/Deep2 Heavy / .875 ⅝ x 24 1:7 & 1:8 $940
2 Proof Research builds AR barrels with standard DPMS™-compatible barrel extensions and gas system lengths. A select number of AR-10 barrels are available with deep feed barrel extensions for compatibility with Armalite, Falkor, F-1, POF and others. Please check with the manufacturer of your rifle platform to see if these configurations are compatible.
3Custom length gas tube included.

Online Dealers

Our distributors carry a selection of barrels for IMMEDIATE DELIVERY. Factory-direct orders are currently averaging 16 weeks, for factory lead times or to place a factory order call (406) 756-9290 between 9AM and 4PM Mountain Time or email info@proofresearch.com.

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