FightLite Mission Configurable Rifle Upper Receiver for AR-15 556 NATO – 16.25″ Barrel, Black (MCR-060)

• Belt-fed upper receiver assembly designed for AR platform rifle system upgrades
• Chambered in 5.56 NATO with 16.25 inch quick-change barrel configuration
• Short-stroke gas piston system enhances reliability in adverse operating conditions
• Accepts AR15 M16 magazines and M27 linked ammunition for flexible feeding options
• Compatible with MIL-Spec lower receivers without requiring permanent firearm modifications
• Features co-planar handguard with rail interface for mounting optics and accessories

The FightLite Mission Configurable Rifle 556NATO 16.25″ Upper Receiver Black is an AR upper receiver assembly designed for modular rifle configuration and belt-fed operation. This upper receiver features a 16.25 inch quick-change barrel and is chambered in 5.56 NATO for compatibility with standard AR platforms.

The FightLite Mission Configurable Rifle upper receiver includes a short-stroke gas piston system, compatibility with AR15 and M16 magazines, and support for M27 linked ammunition. It is categorized under firearm upper receivers and fits MIL-Spec lower receivers without permanent modification. In typical setups, this upper receiver is used for modular rifle builds requiring adaptable feeding configurations. The FightLite MCR system incorporates a Picatinny rail interface for accessory mounting and a quick-change barrel mechanism for configuration changes. This product is used for rifle system customization and supports both magazine-fed and belt-fed operation.