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AR-15Premium

LWRC International

LWRC IC MKII 16.1"

LWRC's current-generation piston AR. Redesigned Monoforge upper with M-LOK rail, two-position paddle gas block relocated inside the handguard, NiCorr cold hammer-forged spiral-fluted barrel, and nickel-boron BCG.

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Key Highlights

  • •Current-gen LWRC IC: Monoforge one-piece upper with integrated M-LOK rail (replaces the IC-A5's bolt-on SPR rail base)
  • •Patented short-stroke gas piston with two-position paddle gas block relocated inside the handguard for suppressed/unsuppressed tuning without tools
  • •NiCorr-treated cold hammer-forged spiral-fluted barrel and nickel-boron coated bolt carrier carry over from the IC-A5

Specifications

Price
$2,788
Weight
7 lb 5 oz
Calibers
5.56x45mm
Rail Type
mlok
Best For
duty patrolhome defenseoutdoor defensesuppressed use

Capability Profile

0-10 Scale Across 8 Axes

Compatibility Tags

family: modern-riflefamily: ar-patterntrigger: ar-fcginterface: picatinny-tophandguard: mlokbarrel: longthread: 1/2x28mag-type: stanag

Overview

The LWRC IC MKII is the current generation of the Individual Carbine line, the same piston platform LWRC originally developed for the U.S. Army Individual Carbine trials. The MKII is a clean redesign of the IC-A5: the Monoforge one-piece upper now carries a full-length M-LOK rail directly machined into the receiver, and the two-position paddle-style gas block has moved inside the handguard so you can switch between suppressed and unsuppressed settings by feel without opening the rail. The piston system itself, the NiCorr-treated cold hammer-forged spiral-fluted barrel, and the nickel-boron coated bolt carrier all carry over from the IC-A5. Controls are fully ambidextrous, the rifle ships with LWRC's Skirmish folding BUIS, an ambi charging handle, the LWRC Compact stock, and an Ultra Combat grip. Available in 10.5, 12.7, 14.7, and 16.1 inch barrel lengths; this is the 16.1" rifle (no NFA paperwork). Dealer pricing runs around $2,788 for the black 16-inch SKU, with sale and show pricing varying by dealer.

Key Features

  • 16.1" NiCorr-treated cold hammer-forged spiral-fluted barrel, 1:7 twist, 1/2x28 threads
  • Patented LWRC short-stroke gas piston operating system
  • Two-position paddle-style gas block (suppressed/unsuppressed), relocated inside the handguard
  • Monoforge one-piece upper receiver with integrated M-LOK rail
  • Nickel-boron coated bolt carrier group with permanent lubricity
  • Fully ambidextrous controls (safety, mag release, bolt catch, charging handle)
  • LWRC Skirmish folding backup iron sights included
  • LWRC Compact stock and Ultra Combat grip; ships with one Magpul PMAG 30

Pros

  • +Cleanest, most modern LWRC IC configuration to date (M-LOK Monoforge replaces the IC-A5's awkward bolt-on SPR rail)
  • +Two-position gas block inside the rail is the easiest suppressed/unsuppressed swap on any production piston AR
  • +NiCorr barrel and nickel-boron BCG run cleaner and longer than mil-spec phosphate
  • +Fully ambi controls work cleanly without aftermarket conversions
  • +Piston system stays cooler than DI under suppressed fire
  • +Includes Skirmish BUIS, ambi charging handle, and a PMAG out of the box

Cons

  • −Dealer-market regular pricing is still near the top of the piston-AR market
  • −Heavier than DI alternatives (7.3 lbs unloaded for the 16.1" MKII vs 6.39 lbs for DD M4A1 RIII)
  • −Proprietary barrel, gas system, and piston BCG limit aftermarket parts compatibility
  • −Color and retail pricing vary by dealer and SKU
  • −Front-heavy balance versus DI carbines at the same barrel length

Detailed Specifications

caliber
5.56 NATO
Barrel Length
16.1" (also offered: 10.5", 12.7", 14.7")
Overall Length
30.53" - 35.53" (collapsible stock)
weight
7.3 lbs (unloaded, 16.1" configuration)
Gas System
Short-stroke gas piston (proprietary LWRC, two-position paddle gas block)
Twist Rate
1:7 right-hand
threadPitch
1/2x28
Muzzle Device
A2-style flash hider (factory standard)
handguard
Monoforge integrated M-LOK rail (one-piece with upper receiver)
stock
LWRC Compact stock on mil-spec buffer tube
trigger
Mil-spec single-stage (AR-pattern compatible)
sights
LWRC Skirmish folding BUIS (front and rear, included)
finish
Black nitride barrel; black anodized receiver. Cerakote options +$165 (Tungsten Gray, FDE, Patriot Brown, OD Green)
sku
ICMKIIR5B16
msrp
Dealer-market regular listing around $2,788; color/retail pricing varies

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