Description
Mil-Spec materials & finishes
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Receivers machined from 7075-T6 aluminum forgings, hardcoat anodized per MIL-A-8625F, Type III, Class 2.
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Barrel steel independently certified to MIL-SPEC 11595E.
Durable, service-grade barrel
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9" BCM® enhanced profile barrel
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1:7 twist rate
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M4 feed ramp barrel extension
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Full-barrel manganese phosphate finish
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HPT / MPI (High Pressure Tested / Magnetic Particle Inspected)
Reliable gas & feed system
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Standard pistol gas system
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M4 feed ramp flat top with laser T-markings
Premium bolt carrier group
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Machined from MIL-SPEC Carpenter No. 158® steel
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HPT / MPI inspected and shot peened
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Chrome-lined carrier (full-auto profile)
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Chrome-lined gas key hardened to USGI specs and staked with Grade-8 fasteners
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Tool-steel extractor with BCM® extractor spring, plus black extractor insert
Lower receiver readiness
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Low shelf for RDIAS installation (registered drop-in auto sear compatibility)
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Low shelf for Accuwedge use
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Fire controls marked SAFE and SEMI
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Staked M4 lock nut
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USGI H buffer configuration (1 Tungsten, 2 Steel)
Additional Details
- SKU:
- 503-850-6RE
- UPC: