UPPER RECEIVER
Receiver Machined from Aluminum Forgings 7075-T6 and Hardcoat Anodized per MIL-A-8625F, Type III, Class 2M4 Feed Ramp Flat Top with Laser T-markings
Carbine Length Gas System
BCM® KMR Alpha-10 Handguard
BCM® BOLT CARRIER GROUP
Machined from Milspec Carpenter No. 158® SteelHPT/MPI (High Pressure Tested/Proof) · (Magnetic Particle Inspected)
Shot Peened
Tool Steel Extractor w/ BCM® Extractor Spring
Chrome Lined Carrier (Full Auto Profile)
Hardened, Chrome Lined Gas Key w/Staked Grade 8 Fasteners per Milspec
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BCM® LOWER RECEIVER
Receiver Machined from Aluminum Forgings 7075-T6, Hardcoat Anodized (per MIL-A-8625F, Type III, Class 2)Low Shelf for RDIAS Installation - Installation of a registered drop-in auto sear allows weapon to fire on full automatic
Fire Controls Marked SAFE and SEMI
BCM® Milspec 7075-T6 Receiver Extension
Staked M4 Lock Nut
USGI H Buffer (1 USGI Tungsten, 2 Steel)
BCM® BARREL
Independently Certified Milspec 11595E Barrel Steel, Manganese Phosphate Barrel Finish on Entire Barrel11.5" Standard Government Profile Barrel 1/7 Twist, M4 Feed Ramp Extension
USGI 5.56mm NATO Chrome Lined Bore and Chamber
HPT/MPI(High Pressure Test) (Magnetic Particle Inspected), per Milspec
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