Irregular Defense 6mm ARC 12.5" SBR

Barrel

• 12.5” 6mm ARC 416R Stainless with 1:7 twist
• Individual serialized barrel for QC purposes
• Hand polished Noveske Match Chamber
• Mid length gas tube system
• Noveske marked gas block: Low profile, .750” journal, pinned to barrel
• M4 barrel extension w/extended hand polished feed ramps
• Irregular Design HESYCHIA Hybrid FH 5/8x24

Upper Receiver

• IRGLR DFNSE marked Noveske Chainsaw™ forged upper receiver from 7075-T6 aluminum w/extended feed ramps
• Hardcoat type III anodizing, then FDE Cerakote ceramic coating for superior finish longevity
• Black nitride Noveske marked forward assist
• BLK Noveske Love Handle ambidextrous charging handle
• Featuring anti-rotation interface with handguard
• Phosphate coated bolt carrier, full auto compatible, chrome lined carrier bore and key
• Properly staked grade 8 American made gas key bolts
• DLC Coated Noveske 6mm ARC/6.5 Grendel Bolt made from SAE 9310 heat treated steel

Handguard

Handguard

• 4th Generation NSR-10.75” (M-LOK) Free Floating Handguard
• Featuring M-LOK mounting positions every 45 degrees with picatinny 1913 top rail
• Light weight American made steel barrel nut

Lower Receiver

• Irregular Defense marked Noveske Chainsaw™ forged lower receiver from 7075-T6 aluminum
• B5 Systems polymer trigger guard
• Government issue 90 degree safety selector
• Hardcoat type III anodizing, then FDE Cerakote ceramic coating for superior finish longevity
• Properly staked Noveske QD sling mount endplate
• Noveske marked takedown and pivot pin
• Adjustable tension screw for perfect fit between upper and lower
• Geissele SSA-E Super Semi Automatic-Enhanced combat proven two stage trigger
• Noveske marked 6 Position mil spec impact extruded carbine extension
• H2 buffer with carbine action spring

Furniture

• B5 Systems Bravo stock in BLK
• Irregular Defense Special K grip in BLK w/Irregular Defense FEER stock riser in FDE installed

Included in box

• Irregular Defense MHS V2 hand stop in BLK
• Irregular Defense MRC V1 in BLK
• Irregular Defense MRC V2 in BLK
• Irregular Defense MBS V1 Barricade Stop in BLK
• 20 Round Magazine
• Hat
• Cable Lock