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NOVESKE

NOVESKE X IRREGULAR DEFENSE 11.5" COMPLETE UPPER RECEIVER GROUP

MSRP:
Was:
Now: $1,599.00
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Description

Barrel
11.5” 5.56mm 416R Stainless with 1:7 twist
Individual serialized barrel for QC purposes
Hand polished Noveske Match Chamber
Mid length gas tube
Straight fluted between chamber and gas block
Noveske marked gas block: Low profile, .750” journal, pinned to barrel
M4 barrel extension w/extended hand polished feed ramps
CGS SCI-SIX flash hider / suppressor mount

 

Upper Receiver
IRGLR DFNSE marked Noveske Chainsaw™ forged upper receiver from 7075-T6 aluminum w/extended feed ramps
Hardcoat type III anodizing
Black nitride Noveske marked forward assist
Noveske FDE 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
Phosphate bolt made from Carpenter 158 heat treated steel MPI tested (magnetic particle inspected)

 

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
The 10.75” handguard with a 11.5” barrel will return a .080” clearance from end of handguard to barrel thread shoulder. Perfect spacing when you add your favorite suppressor

Additional Details

SKU:
03003723
UPC:

1 Review

  • 5
    Irregular Defense 11.5 upper

    Published by Jeremie Green on Feb 24th 2026

    It's Noveske so it's the best. Period. Worth every penny. All shit load of them.

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