Proof Research 128688 AR-Style Barrel 6mm ARC 18” Stainless Steel Finish & Material Rifle Length with Threading & .750” Gas Journal Diameter for AR-Platform
Proof Research’s barrels exemplifies relentless pursuit of excellence. Whatever your preference is, you can expect the finest rifle barrel in the industry. The Traditional Steel barrel is long-lasting and extreme pressure resistant.
Features
Rifle + 1 Gas Length
Steel Barrel
Specifications
Traditional
18"
None
Rifle Length
Stainless Steel
18"
1:7.50"
Threaded
Rifled
6mm ARC
1-in-7.5
Stainless Steel
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