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Product Info for Proof Research AR-10 .308 Winchester Threaded AR Barrel
PROOF Research PXT carbon fiber and steel barrel blanks combine next-generation rifling technology with the performance and accuracy that have defined PROOF barrels for years. PXT - PROOF Exponential Twist - is a complete rethinking of conventional rifling geometry and twist progression, engineered to reduce engraving force, minimize throat erosion, and create a smoother transition as the projectile engages the rifling.![]()
Specifications for Proof Research AR-10 .308 Winchester Threaded AR Barrel:
| Manufacturer: | Proof Research |
| Color: | Carbon |
| Fabric/Material: | Stainless Steel |
| Caliber: | .308 Winchester |
| Barrel Profile: | Standard |
| Barrel Twist Rate: | 1-10 |
| Barrel Material: | Stainless Steel |
| Flutes: | No |
| Gun Make: | AR Platform |
| Gun Type: | Rifle |
| Firearms Threads Per Inch: | 5/8x24 |
Package Contents:
- Proof Research AR-10 308Win Threaded AR Barrel
Proof Research AR-10 .308 Winchester Threaded AR Barrel Orderable Models
List of Orderable Models
- Proof Research AR-10 .308 Winchester Threaded AR Barrel, Standard, Standard, 20 in, Gas Length Rifle, 10 Twist Pxt, 2.1 Weight, Carbon, 156100 , MPN: 156100 , UPC: 843068156100 , Code: 2SB-ATB-P3CNTB8-156100
- Proof Research AR-10 .308 Winchester Threaded AR Barrel, Standard, Standard, 18 in, Gas Length Rifle, 10 Twist Pxt, 1.15 Weight, Carbon, 156094 , MPN: 156094 , UPC: 843068156094 , Code: 2SB-ATB-P3CNTB8-156094
- Proof Research AR-15 .308 Winchester Threaded AR Barrel, Standard, Standard, 16 in, Gas Length Intermediate, 10 Twist Pxt, 1.11 Weight, Carbon, 156087 , MPN: 156087 , UPC: 843068156087 , Code: 2SB-ATB-P3CNTB8-156087