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Noveske Barrel 5.56 7.94 Diplomat Stainless .750 Lo-Pro Gas Block Pistol Length Gas Tube

Noveske Barrel 5.56 7.94 Diplomat Stainless .750 Lo-Pro Gas Block Pistol Length Gas Tube

Noveske · Barrels

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Best price

$320.00at MidwayUSA

In stock checked Nov 3, 2026

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Where to buy

StorePriceAvailabilityBuyAdd to build
MidwayUSA Best price $320.00checked Nov 3, 2026 In stock Buy at MidwayUSA
Kentucky Gun Co $320.00checked Nov 3, 2026 In stock Buy at Kentucky Gun Co
AR15Discounts $320.00checked Nov 3, 2026 Check store Buy at AR15Discounts
Dirty Bird $320.00checked Nov 3, 2026 Check store Buy at Dirty Bird

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

Lowest in-stock price in the last 30 days: $320.00 at Kentucky Gun Co. Dashed line = out of stock. Tracking since Oct 28, 2026.

Show the prices as a table
StoreLatestLowestHighest
AR15Discounts$320.00$320.00$320.00
Dirty Bird$320.00$320.00$320.00
Kentucky Gun Co$320.00$320.00$320.00
MidwayUSA$320.00$320.00$320.00

Since Oct 28, 2026.

About this part

The Noveske Barrel 5.56 7.94 Diplomat Stainless .750 Lo-Pro Gas Block Pistol Length Gas Tube is a 5.56 / .223 barrel from Noveske with a pistol gas system. It's sold by 4 stores, all at $320.00. The lowest in-stock price in the last 30 days was $320.00 at Kentucky Gun Co.

Fits and works with

Caliber
5.56 / .223 · Shop matching ammo
Bolt
Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
Gas system
Pistol · Handguards
Gas block
0.75" diameter · Gas blocks

Specifications

Manufacturer
Noveske
Platform
AR-15
Caliber
5.56 mm NATO
Gas system
Pistol
Twist rate
1:7

From the manufacturer

Discover the pinnacle of precision engineering with the Noveske 7.94" Diplomat Stainless Steel Barrel, crafted for AR-15 enthusiasts seeking unmatched performance in compact pistol configurations. This 5.56 NATO barrel delivers exceptional accuracy and reliability, transforming your short-barreled build into a versatile powerhouse for close-quarters maneuvers and tactical applications. Key Features Premium 416R Stainless Steel Construction: Bead-blasted finish ensures corrosion resistance and longevity, ideal for demanding environments. Improved Polygonal Rifling with 1:7 Twist: Stabilizes a wide range of bullet weights from 55 to 77 grains, enhancing accuracy even at reduced velocities typical of short barrels. Noveske Match Chamber: Hand-polished for smooth feeding and extraction, minimizing malfunctions in high-round-count scenarios. Pinned Low-Profile Gas Block (.750" Journal): Optimizes gas flow in pistol-length systems, reducing over-gassing issues common in sub-8" setups. Extended Feed Ramps: Facilitates reliable cycling with various ammunition types, ensuring seamless operation. Technical Specifications Caliber: 5.56x45mm NATO Barrel Length: 7.94 inches Gas System: Pistol Length with included gas tube Twist Rate: 1:7 RH Muzzle Threading: 1/2"-28 Weight: 22 ounces Platform Compatibility: AR-15 Contour: Medium profile for balanced weight and heat dissipation Why Choose the Noveske 7.94" Diplomat Barrel? In the world of AR-15 pistol builds, short barrels like this one offer superior maneuverability but often compromise on velocity and reliability. The Noveske Diplomat addresses these pain points with its tuned pistol-length gas system, which prevents excessive recoil and wear while maintaining consistent cycling. Whether you're navigating tight spaces or customizing a suppressed setup, this barrel provides the precision you need without the bulk. Its serialized quality control and M4 barrel extension guarantee drop-in compatibility and superior craftsmanship that outperforms standard options. Elevate your AR-15 pistol build with the Noveske 7.94" Diplomat Barrel today-experience the difference premium engineering makes in every shot. Frequently Asked Questions What type of gas system does this barrel use? It features a pistol-length gas system with a pinned .750" low-profile gas block and included gas tube, optimized for reliable function in compact AR-15 pistols. Is this barrel compatible with my AR-15 lower receiver? Yes, designed for standard AR-15 platforms, it includes an M4 barrel extension for easy installation and compatibility with most mil-spec uppers and lowers. How does the short length affect performance? The 7.94" length provides excellent close-range handling while the 1:7 twist and match chamber ensure accuracy with 5.56 NATO ammo, though expect slightly reduced muzzle velocity compared to longer barrels.

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$320.00 at MidwayUSA
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