Home / Products / Lead And Steel / Lead & Steel LS300-10.5 10.5\" 300 Blackout 4150 CMV QPQ Nitride Government Profile Barrel for AR-15.
Lead & Steel LS300-10.5 10.5\" 300 Blackout 4150 CMV QPQ Nitride Government Profile Barrel for AR-15.
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$96.79
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Updated
Aug 26, 2026
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Specifications
Brand
MPN
LS300-10.5
Description
The Lead & Steel LS300-10.5 is a 10.5-inch AR-15 barrel chambered in 300 Blackout, designed for reliability in compact builds. Manufactured from 4150 chrome moly vanadium steel, it features a government profile and a QPQ black nitride finish for enhanced durability. This barrel incorporates M4 feed ramps and a pistol-length gas system for robust function and easy integration into AR-15 platforms. QPQ nitride finish for increased durability and corrosion resistance Pistol-length gas system suitable for compact AR-15 builds 1:7 twist rate supports various bullet weights The Lead & Steel LS300-10.5 barrel offers proven construction and compatibility, ensuring dependable performance for custom or replacement AR-15 assemblies in 300 Blackout. Its design prioritizes maneuverability and long-lasting use.
