Proof Research PR130438 PR15 Carbon Fiber‑Wrapped Rifle Barrel, 20″ (Rifle +1 Gas Length) — pkg 5
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Proof Research PR15 carbon fiber‑wrapped rifle barrel (SKU PR130438), 20″ length, specified as “Rifle + 1 Gas Length” and sold in a package quantity of 5 — construction and gas‑length note are key for gas‑system matching and inventory planning (source: product-274337:f002, product-274337:f013, product-274337:f010, product-274337:f009, product-274337:f008).
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Description
Description
Product Overview
This listing is for a Proof Research BARREL PR15 CF 6ARC 20″ (SKU PR130438). Verified facts: carbon fiber‑wrapped construction and a gas specification noted as “Rifle + 1 Gas Length.” The item is sold in a package quantity of 5 units (source: product-274337:f002, product-274337:f013, product-274337:f010, product-274337:f009, product-274337:f008).
Why This Product
- Carbon fiber‑wrapped construction — a verified construction detail buyers use when matching barrel weight and handling expectations and when specifying materials for builds (source: product-274337:f010).
- Gas length note — the attribute “Rifle + 1 Gas Length” indicates a specific gas‑system reference that must be matched to the rifle’s gas components (source: product-274337:f009).
- Package quantity — sold in packs of 5, relevant for procurement and build planning (source: product-274337:f008, product-274337:f011).
Key Verified Specifications
- Manufacturer: Proof Research (source: product-274337:f002, product-274337:f006)
- SKU: PR130438 (source: product-274337:f013)
- Barrel length: 20″ (product name context) (source: product-274337:f001)
- Construction: Carbon Fiber Wrapped Barrel (source: product-274337:f010)
- Gas note: Rifle + 1 Gas Length (source: product-274337:f009)
- Package quantity: 5 units (source: product-274337:f008, product-274337:f011)
Appropriate Use Cases
- Procurement of multiple carbon fiber‑wrapped barrels for rifle builds or replacement inventories where five barrels per package meet production needs (source: product-274337:f008).
- Selection of barrels specified with “Rifle + 1 Gas Length” when coordinating gas‑system components for a given rifle platform (source: product-274337:f009).
What Customers Should Know
- Package quantity is 5—confirm storage, build schedule, and whether ordering is per package or per unit (source: product-274337:f008).
- The attribute indicates a specific gas‑length reference; verify gas‑system compatibility with your rifle before purchase (source: product-274337:f009).
- SKU for ordering: PR130438 (source: product-274337:f013).
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

