5.56x45mm (1x7, 41V50 Nitride, M4 Feed Ramps)
- 4.75”
- 7.5”
- 8”
- 10.5”
- 11.5”
- 12.5”
- 14.5”
- 16”
- 18”
.300 Blackout (1x7, 41V50 Nitride, M4 Feed Ramps)
- 4.75”
- 8.5”
- 10.5”
- 16”
7.62x39mm (1x9.5, 41V50 Nitride, M4 Feed Ramps)
- 4.75”
- 8”
- 11”
- 13.9”
- 16”
- 18”
6.5 Grendel (1x8, 41V50 Nitride, M4 Feed Ramps)
- 18”
MLOK Slim Free Float Handguard - AR15
- 4”
- 5.5”
- 7.2”
- 9”
- 9.8”
- 10.7”
- 11.7”
- 13”
- 15″
- Defender BCGs are M16 profile.
- Select-fire available for qualifying end users
- Full Specifications:
7075-T6 Aluminum Forged Lower Receiver
- Pictogram selector markings
- Matte black hard coat anodized MIL 8625 Type 3 Class 2
7075-T6 Aluminum Forged Upper Receivers
- Uppers have M4 cuts
- Matte black hard coat anodized MIL 8625 Type 3 Class 2
4150CMV Barrels – Various barrel lengths, gas lengths and calibers available
- Barrels have M4 extensions
- Nitride coated
MLOK Handguard – Various lengths available
- 6061-T6 aluminum
- Matte black hard coat anodized MIL 8625 Type 3 Class 2
M16 Profile Bolt Carrier Group
- M16 auto profile carrier machined from aircraft/bearing quality 8620 steel, properly heat treated, ground to perfection, chrome lined phosphate finish
- Bolt is machined from a single piece aircraft/bearing quality 9310 steel, heat treated properly, precision ground, shot peened and MPI’d, phosphate finish
- Firing pin is machined to the mil-spec print from 8740, precision ground, and chrome plated
- One piece billet fully machined extractor, phosphate coated for increased reliability and corrosion resistance
- Phosphate cam pin
- S7 tool steel ejector and extractor retaining pin
- 4130 gas key, chrome lined phosphate, precision staked
Additional Components
- Forged charging handle
- Mil-spec semi-automatic trigger
- A2 flash suppressor
- Mil-spec pistol grip
- Mil-spec carbine buttstock
- 3 oz carbine buffer