In Stock
Type
parts
Last Seen
May 21, 2026
Proof Research AR-15 Barrel 6mm ARC 18" Heavy Contour 1:7.5" Twist Stainless
Sold byMidwayUSA•Posted Apr 27, 2026
Compare prices for Proof Research AR-15 Barrel 6mm ARC 18" Heavy Contour 1:7.5" Twist Stainless$649.00
Price and stock data refresh continuously from MidwayUSA.
Deal Summary
- Currently in stock.
- Category: parts
- UPC: 843068128688
- SKU: 938021
- Brand: Proof Research
Price History
Deal Details
Proof Research's steel barrels are produced in-house from double-stress relieved 416R stainless steel. This pre-hardened chromium steel is ideally suited for match grade rifle barrels. Each barrel is drilled, contoured and reamed to bore diameter. It is then cut rifled, lapped, and inspected via borescope. This ensures an extremely consistent and accurate finished product. FeaturesMatch-grade accuracyUnprecedented durabilityDouble-stress relieved 416R stainless steelSingle point cut rifled and t
Other Offers for This Product
Active offers from your catalog for Proof Research AR-15 Barrel 6mm ARC 18" Heavy Contour 1:7.5" Twist Stainless.
Comparing 7 retailers carrying this product
Lowest Price: $543.38
Highest Price: $649.00
You Save: $105.62
Avg Discount: 4% off
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View at Ammunition DepotProof Research AR-15 Barrel 6mm ARC 18" Heavy Contour 1:7.5" Twist Stainless
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