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Proof Research PR128688 Barrel PR15 Steel 18" (Pkg Qty 8)

Proof Research PR128688 Barrel PR15 Steel 18″ (Pkg Qty 8)

Stainless Steel

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Proof Research PR128688 replacement/accessory barrel described as a steel PR15 18″ barrel for rifles with a listed ‘Rifle + 1 Gas Length’ attribute; sold in packages of 8 (SKU PR128688).

Sold by Each1 each = 8 eachPrice shown per each

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SKU: PR128688 Categories: , , Brand: Product ID: 268547

Description

Description

Product Overview

Proof Research PR128688 is listed under Accessories — Rifle Accessories. Verified attributes describe a Steel Barrel marked ‘BARREL PR15 STEEL 6ARC 18″‘ and an attribute labeled ‘Rifle + 1 Gas Length.’ Package quantity is 8 units under SKU PR128688.

Why This Product

For buyers sourcing replacement barrels or accessory barrels, this record supplies the barrel material (steel), model identifier (PR15), and the 18″ length in the title. The ‘Rifle + 1 Gas Length’ attribute flags a gas-length-related specification that procurement or install teams should confirm against their rifle platform.

Key Verified Specifications

  • Manufacturer/Brand: Proof Research (product-268547:f002, product-268547:f006, product-268547:f007)
  • Model / SKU: PR128688 (product-268547:f013)
  • Product category: Accessories — Rifle Accessories (product-268547:f003, product-268547:f004, product-268547:f005)
  • Barrel description: BARREL PR15 STEEL 6ARC 18″ (product-268547:f001 existing full title and product-268547:f010)
  • Attribute: Rifle + 1 Gas Length (product-268547:f009)
  • Package quantity: 8 (product-268547:f008, product-268547:f011)
  • Availability: In stock (product-268547:f014)

Appropriate Use Cases

  • Buying replacement or spare steel PR15 18″ barrels to maintain parts inventory for rifle servicing (source_fact_ids: product-268547:f010, product-268547:f008).
  • Purchasing accessory barrels in bulk for gunsmiths who stock multiple gas-length variants—note the ‘Rifle + 1 Gas Length’ attribute for fit verification (product-268547:f009).

What Customers Should Know

  • Package contains 8 barrels under SKU PR128688; confirm required quantity and storage for bulk parts (product-268547:f008, product-268547:f013).
  • The listing provides barrel material (steel), model (PR15), and length (18″) but does not provide explicit compatibility (caliber, thread, shoulder dimensions, or exact platform fit). Buyers must verify exact fitment and gas system compatibility with their rifle platform before ordering (product-268547:f010, product-268547:f009).

Specifications

  • Short Stroke Gas Piston Gas System (Rifle Length)
  • 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
  • 1:8 Twist Rate Rifling

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