LWRC IC-DI
LWRC International · Carbine · In Production · 2014
Also known as: IC-DI, Individual Carbine Direct Impingement, LWRCI IC-DI
Overview
The LWRC IC-DI (Individual Carbine - Direct Impingement) is a semi-automatic, direct impingement carbine chambered in 5.56x45mm NATO. It brings the ergonomics and build quality of LWRC International's piston-operated Individual Carbine line to shooters who prefer a traditional gas-impingement AR-15 operating system at a lower price point. The rifle is built around a one-piece monolithic upper receiver that integrates the handguard rail for a rigid, repeatable optic-to-barrel relationship, and it feeds from standard AR-15 detachable box magazines. The 16.1-inch cold hammer-forged barrel is treated with LWRC's NiCorr surface process for corrosion and wear resistance, with a 1:7 twist optimized for heavier match and combat projectiles. Fully ambidextrous controls (safety selector, bolt catch/release, and magazine release) allow seamless operation from either shoulder, and an enhanced single-stage fire control group provides a crisp, consistent trigger pull. A nickel-boron coated bolt carrier group improves lubricity and ease of cleaning, while the modular rail accepts a wide range of accessories and optics.
Specifications
| Weight (empty) | 3084 g (108.8 oz) |
| Weight (loaded) | 3654 g (128.9 oz) |
| Overall Length | 838 mm (32.99") |
| Barrel Length | 409 mm (16.10") |
| Action Type | Gas Operated Direct Impingement |
| Firing Mechanism | Hammer Fired |
| Trigger Type | Single Stage |
| Magazine Capacity | 30 rounds |
| Magazine Type | Detachable Box |
| Muzzle Velocity | 945 m/s (3100 fps) |
| Muzzle Energy | 1787 J (1318 ft·lbf) |
| Effective Range | 600 m (656 yd) |
| Maximum Range | 3600 m (3937 yd) |
| Barrel Rifling | Right Hand |
| Rifling Twist | 178 mm (7.01") |
| Number of Grooves | 6 |
| Frame Material | Aluminum Alloy |
| Barrel Material | Steel |
| Stock Material | Polymer |
| Finish | Black Nitride |
Calibers
- 5.56x45mm NATO · primary · 5.56x45mm NATO — also known as 5.56mm NATO, 5.56x45mm, .223 Remington
Features
- Firing modes: Semi Automatic
- Feed systems: Detachable Box Magazine
- Safety mechanisms: Ambidextrous Safety Selector, Half Cock Notch
- Features: Direct Impingement Gas System, Cold Hammer Forged Barrel, Nicorr Treated Barrel, Monolithic Upper Receiver, Ambidextrous Controls, Ambidextrous Bolt Catch Release, Ambidextrous Magazine Release, Modular Rail System, Enhanced Fire Control Group, Nickel Boron Coated Bolt Carrier, Ar15 Compatible Magazines
Variants
- LWRC IC-DI Pistol — Pistol Configuration
- LWRC IC-DI SBR — Short Barrel
Service history
Operators
- United States Law Enforcement (Various) · as IC-DI
- Civilian Sport Shooters (Commercial) · as IC-DI
Production
Production years: 2014-present
Commercial production; sold to civilian and law enforcement markets
Origin
Country of origin: United States
Notes
The IC-DI is LWRC International's direct impingement entry in the Individual Carbine family, distinct from the short-stroke gas piston IC-A5 and IC-A2 models. It shares the IC platform's monolithic upper, ambidextrous controls and NiCorr cold hammer-forged barrel, but uses a conventional AR-15 direct impingement gas system rather than a piston, reducing both cost and weight. Unloaded weight is roughly 6.8 pounds. The rifle is offered in carbine, pistol and short-barreled rifle configurations.
Background
When LWRC International built its reputation on piston-driven Individual Carbines aimed at unseating the M4, many shooters wanted the company's renowned fit, finish and ambidextrous ergonomics without paying the piston premium. The IC-DI answered that demand: the same monolithic upper and NiCorr cold hammer-forged barrel wrapped around a familiar direct impingement action, making LWRC's hard-use pedigree accessible to a wider audience.