Product Description
he 3KEYZ Tactical “Meteoric Ore” 7.5″ .300 Blackout AR-15 Pistol Upper Build Kit delivers power and precision in a compact package. Engineered for close-quarters use and .300BLK performance, this upper combines durability, clean machining, and modern tactical features perfect for any pistol build.
Features
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Caliber: .300 AAC Blackout (7.62×35mm)
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Barrel: 7.5″ 4150 CMV steel, H-bar profile, phosphate-coated for durability
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Twist Rate: 1:8 for excellent stabilization across bullet weights
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Muzzle Device: A2-style flash hider, 5/8×24 thread
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Receiver: Forged 7075-T6 aluminum Mil-Spec upper with M4 feed ramps
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Handguard: 7″ free-float quad rail — ideal for optics, lights, and accessories
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Gas System: Pistol-length with low-profile gas block
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Finish: Matte phosphate for corrosion resistance and a tactical look
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Build Type: Available as a kit or assembled (depending on supplier configuration)
Why 3KEYZ Tactical Approves It
This setup balances affordability with proven reliability. Whether you're upgrading or starting fresh, the “Meteoric Ore” kit gives you a solid platform for a compact .300BLK pistol build with the aesthetics and performance expected from a tactical-focused brand.
