FightLite MCR Dual-Feed Upper | 5.56 NATO | 16.25″

The FightLite Industries MCR Dual-Feed upper is a drop‑on, mission configurable upper receiver designed to fit MIL‑Spec AR-15/M4 lower receivers without permanent modification. It features a 16.25-inch quick-change barrel and a short-stroke gas‑piston system for dependable operation under adverse conditions. The Dual‑Feed capability accepts standard AR-15 magazines or M27 linked ammunition, making the assembly adaptable for a range of configurations.

Typical applications include precision carbine use and lightweight support/tactical professional roles where rapid barrel changes and flexible feeding options are desirable.

Product Specifications

• The barrel measures 16.25 inches and uses a quick-change system for fast swaps.
• The caliber is .223 REM/5.56 NATO.
• The handguard style is a MIL-STD 1913 Rail co-planar rail-interface system.
• The sights provided are Adjustable.
• The rate of twist is listed as 1:7.
• The product type is an Upper receiver assembly.
• The subcategory is Complete Upper Receivers.
• The model name is Mission Configurable Rifle (MCR).
• The exterior color/finish is Black.
• Included accessories list 100 M27 Links among shipped items.
• The condition is listed as New.
• Fitment is specified for AR-15 lower receivers.
• The frame/material is indicated as Assorted.
• The barrel type is specified as Steel.
• The UPC is 854118002520.

Built to convert a MIL‑Spec lower into a configurable carbine or lightweight support platform, the MCR Dual‑Feed upper combines feed flexibility with a rapid-change barrel system and a full-length MIL‑STD 1913 rail for optics and modern accessories. Its design emphasizes modularity and serviceability for users who value a versatile AR‑pattern upper that accepts both magazine and linked feeding options.