In Stock
Type
parts
Last Seen
May 20, 2026
Proof Research 128671 AR-Style 6mm ARC 18 in Black Carbon Fiber Finish 416R Stainless Steel Material Length with Threading & .750 in Gas Journal Diameter for AR-Platform, Rifle Barrel
Sold byHinterland Outfitters•Posted Apr 27, 2026
Compare prices for Proof Research AR-15 Barrel 6mm ARC 18" Medium Contour 1:7.5" Twist Carbon Fiber$887.00
Price and stock data refresh continuously from Hinterland Outfitters.
Deal Summary
- Currently in stock.
- Category: parts
- UPC: 843068128671
- SKU: 170112
- Brand: Proof Research
Price History
Deal Details
Proof Research 128671 AR-Style 6mm ARC 18 in Black Carbon Fiber Finish 416R Stainless Steel Material Length with Threading & .750 in Gas Journal Diameter for AR-Platform, Rifle Barrel
Other Offers for This Product
Active offers from your catalog for Proof Research AR-15 Barrel 6mm ARC 18" Medium Contour 1:7.5" Twist Carbon Fiber.
Comparing 3 retailers carrying this product
Lowest Price: $887.00
Highest Price: $999.00
You Save: $112.00
Avg Discount: 0% off
Proof Research 128671 AR-Style 6mm ARC 18 in Black Carbon Fiber Finish 416R Stainless Steel Material Length with Threading & .750 in Gas Journal Diameter for AR-Platform, Rifle Barrel
Proof ResearchHinterland OutfittersSKU/UPC: 170112
$887.00
View at Hinterland Outfitters
Ar-15 6mm Arc Carbon Fiber Barrel - 6mm Arc 7.5 Twist 18'''' Carbon Fiber Barrel
Proof ResearchBrownellsSKU/UPC: 100046229
$949.00
View at Brownells
Proof Research AR-15 Barrel 6mm ARC 18" Medium Contour 1:7.5" Twist Carbon Fiber
Proof ResearchMidwayUSASKU/UPC: 384897
$999.00
View at MidwayUSA