Proof Research AR-15 Parts & Accessories
Proof Research is a respected brand known for producing high-quality barrels for AR-15 firearms. Their products are designed for duty and professional use, with a focus on precision and durability. Proof Research is made in the USA and has been in business for 10-20 years.
Proof Research was established in 10-20 Years.
Manufacturing origin: Made in USA.
Market positioning: Duty / Professional.
Proof Research has 1090 products available on GunPartPicker, ranging from $0.00 to $7499.00.
Proof Research Product Categories
- Barrel: 1090 products
Stock status: 346 in stock, 744 out of stock.
1-16 of 1,090 results
1-16 of 1,090 results
Proof Research
Proof Research, Inc 223 Wylde 1-7 Twist 18" Carbon Fiber Barrel
Caliber: 5.56 NATO
Gas System: Rifle
Length: 26
Twist: 1:8
Contour: Lightweight
Caliber
5.56 NATO
Gas System
Rifle
Length
26
Twist
1:8
Contour
Lightweight
$899$899
In Stock$899$899
In Stock
Proof Research
Proof Research 6mm Arc Ar-Type Ar-15 Barrel - Rifle Length - Stainless Steel - .750" - 18"
4.0 (1 review)
Caliber: 6mm ARC
Gas System: Rifle
Length: 18
Twist: 1:7 5R
Contour: SPR
Caliber
6mm ARC
Gas System
Rifle
Length
18
Twist
1:7 5R
Contour
SPR
$580$580
In Stock$580$580
In Stock
Proof Research
Proof Research 6mm Arc Ar-Type Ar-15 Barrel - Rifle Length - Stainless Steel - .750" - 16"
Caliber: 6mm ARC
Gas System: Rifle
Length: 16
Twist: 1:7
Contour: SPR
Caliber
6mm ARC
Gas System
Rifle
Length
16
Twist
1:7
Contour
SPR
$580$580
In Stock$580$580
In Stock
Proof Research
Proof Research .223 Wylde Ar-Type Ar-15 Barrel - Mid Length - Stainless Steel - .750" - 16"
Caliber: .223 Wylde
Gas System: Mid-Length
Length: 16
Twist: 1:7
Contour: SPR
Caliber
.223 Wylde
Gas System
Mid-Length
Length
16
Twist
1:7
Contour
SPR
$402$402
In Stock$402$402
In Stock
Proof Research
Proof Research 11.50" Stainless AR-Type Barrel for AR-Style Rifles - Elevate Your Accuracy - 100387
Caliber: .308 Win
Length: 24
Twist: 1:7
Contour: M4
Caliber
.308 Win
Length
24
Twist
1:7
Contour
M4
$569$569
In Stock$569$569
In Stock
Proof Research
Bolt-Action 264 Caliber Carbon Fiber Barrels - 264 Caliber 1-8 Twist 24'''' Carbon Fiber Sendero Barrel
Caliber: 6.5mm/.264
Length: 24
Twist: 1:8
Caliber
6.5mm/.264
Length
24
Twist
1:8
$705$705
In Stock$705$705
In Stock
Proof Research
Proof Research AR-Type Barrel 12.50" for AR-Style, Natural - 100523
Caliber: .308 Win
Gas System: Pistol
Length: 20
Twist: 1:7
Contour: Lightweight
Caliber
.308 Win
Gas System
Pistol
Length
20
Twist
1:7
Contour
Lightweight
$939$939
In Stock$939$939
In Stock
Proof Research
264 Caliber 1-8 Twist 16.5" Carbon Fiber Sendero Barrel
Caliber: .25 Creedmoor
Length: 16.5
Twist: 1:8
Caliber
.25 Creedmoor
Length
16.5
Twist
1:8
$737$737
In Stock$737$737
In Stock
Proof Research
Proof Research 134467 Sig Cross Carbon Fiber Pre-Fit Barrel .308 Win 16"
Caliber: .308 Win
Length: 16
Caliber
.308 Win
Length
16
$933$933
In Stock$933$933
In Stock
Proof Research
Superior Stainless Performance - Proof Research 12.50" AR-Type Barrel for AR-Style Rifles - 100530
Caliber: .308 Win
Gas System: Pistol
Length: 28
Twist: 1:7
Caliber
.308 Win
Gas System
Pistol
Length
28
Twist
1:7
$649$649
In Stock$649$649
In Stock
Proof Research
Proof Research PR15 Carbon Fiber Barrel 6mm ARC 16 in Rifle Length 5/8x24 Thread 1-7.5 Twist 4 Groove Carbon Fiber
Caliber: 6mm ARC
Gas System: Rifle
Length: 16
Caliber
6mm ARC
Gas System
Rifle
Length
16
$949$949
In Stock$949$949
In StockProof Research
264 Cal 7.5 Twist 24" Carbon Fiber Sendero Light Barrel
Length: 24
Twist: 1:7.7
Length
24
Twist
1:7.7
$737$737
In Stock$737$737
In Stock
Proof Research
Proof 100950 284 Sendero 26\" CF Bolt BRL Blank
Length: 26
Length
26
$737$737
In Stock$737$737
In Stock
Proof Research
6.5mm Creedmoor 1-8" Twist 26" Competition Contour
Caliber: 6.5 Creedmoor
Length: 26
Twist: 1:8
Caliber
6.5 Creedmoor
Length
26
Twist
1:8
$579$579
In Stock$579$579
In Stock
Proof Research
PROOF ELEVATION MTR 2.0 RH 300PRC 22 CF BLK
Length: 22
Contour: Lightweight
Length
22
Contour
Lightweight
$3,799$3,799
In Stock$3,799$3,799
In Stock
Proof Research
DEFIANCE RUCKUS SHOULDERED PREFIT CARBON FIBER BAR...
Caliber: 6.5 Creedmoor
Length: 24
Contour: Lightweight
Caliber
6.5 Creedmoor
Length
24
Contour
Lightweight
$939$939
In Stock$939$939
In StockProof Research
Proof Research, Inc 223 Wylde 1-7 Twist 18" Carbon Fiber Barrel
Caliber: 5.56 NATO
Gas System: Rifle
Length: 26
Twist: 1:8
Contour: Lightweight
Caliber
5.56 NATO
Gas System
Rifle
Length
26
Twist
1:8
Contour
Lightweight
In Stock
$899$899
$899$899
Proof Research
Proof Research 6mm Arc Ar-Type Ar-15 Barrel - Rifle Length - Stainless Steel - .750" - 18"
4.0 (1 review)
Caliber: 6mm ARC
Gas System: Rifle
Length: 18
Twist: 1:7 5R
Contour: SPR
Caliber
6mm ARC
Gas System
Rifle
Length
18
Twist
1:7 5R
Contour
SPR
In Stock
$580$580
$580$580
Proof Research
Proof Research 6mm Arc Ar-Type Ar-15 Barrel - Rifle Length - Stainless Steel - .750" - 16"
Caliber: 6mm ARC
Gas System: Rifle
Length: 16
Twist: 1:7
Contour: SPR
Caliber
6mm ARC
Gas System
Rifle
Length
16
Twist
1:7
Contour
SPR
In Stock
$580$580
$580$580
Proof Research
Proof Research .223 Wylde Ar-Type Ar-15 Barrel - Mid Length - Stainless Steel - .750" - 16"
Caliber: .223 Wylde
Gas System: Mid-Length
Length: 16
Twist: 1:7
Contour: SPR
Caliber
.223 Wylde
Gas System
Mid-Length
Length
16
Twist
1:7
Contour
SPR
In Stock
$402$402
$402$402
Proof Research
Proof Research 11.50" Stainless AR-Type Barrel for AR-Style Rifles - Elevate Your Accuracy - 100387
Caliber: .308 Win
Length: 24
Twist: 1:7
Contour: M4
Caliber
.308 Win
Length
24
Twist
1:7
Contour
M4
In Stock
$569$569
$569$569
Proof Research
Bolt-Action 264 Caliber Carbon Fiber Barrels - 264 Caliber 1-8 Twist 24'''' Carbon Fiber Sendero Barrel
Caliber: 6.5mm/.264
Length: 24
Twist: 1:8
Caliber
6.5mm/.264
Length
24
Twist
1:8
In Stock
$705$705
$705$705
Proof Research
Proof Research AR-Type Barrel 12.50" for AR-Style, Natural - 100523
Caliber: .308 Win
Gas System: Pistol
Length: 20
Twist: 1:7
Contour: Lightweight
Caliber
.308 Win
Gas System
Pistol
Length
20
Twist
1:7
Contour
Lightweight
In Stock
$939$939
$939$939
Proof Research
264 Caliber 1-8 Twist 16.5" Carbon Fiber Sendero Barrel
Caliber: .25 Creedmoor
Length: 16.5
Twist: 1:8
Caliber
.25 Creedmoor
Length
16.5
Twist
1:8
In Stock
$737$737
$737$737
Proof Research
Proof Research 134467 Sig Cross Carbon Fiber Pre-Fit Barrel .308 Win 16"
Caliber: .308 Win
Length: 16
Caliber
.308 Win
Length
16
In Stock
$933$933
$933$933
Proof Research
Superior Stainless Performance - Proof Research 12.50" AR-Type Barrel for AR-Style Rifles - 100530
Caliber: .308 Win
Gas System: Pistol
Length: 28
Twist: 1:7
Caliber
.308 Win
Gas System
Pistol
Length
28
Twist
1:7
In Stock
$649$649
$649$649
Proof Research
Proof Research PR15 Carbon Fiber Barrel 6mm ARC 16 in Rifle Length 5/8x24 Thread 1-7.5 Twist 4 Groove Carbon Fiber
Caliber: 6mm ARC
Gas System: Rifle
Length: 16
Caliber
6mm ARC
Gas System
Rifle
Length
16
In Stock
$949$949
$949$949
Proof Research
264 Cal 7.5 Twist 24" Carbon Fiber Sendero Light Barrel
Length: 24
Twist: 1:7.7
Length
24
Twist
1:7.7
In Stock
$737$737
$737$737
Proof Research
Proof 100950 284 Sendero 26\" CF Bolt BRL Blank
Length: 26
Length
26
In Stock
$737$737
$737$737
Proof Research
6.5mm Creedmoor 1-8" Twist 26" Competition Contour
Caliber: 6.5 Creedmoor
Length: 26
Twist: 1:8
Caliber
6.5 Creedmoor
Length
26
Twist
1:8
In Stock
$579$579
$579$579
Proof Research
PROOF ELEVATION MTR 2.0 RH 300PRC 22 CF BLK
Length: 22
Contour: Lightweight
Length
22
Contour
Lightweight
In Stock
$3,799$3,799
$3,799$3,799
Proof Research
DEFIANCE RUCKUS SHOULDERED PREFIT CARBON FIBER BAR...
Caliber: 6.5 Creedmoor
Length: 24
Contour: Lightweight
Caliber
6.5 Creedmoor
Length
24
Contour
Lightweight
In Stock
$939$939
$939$939
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