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FightLite Mission Configurable Rifle AR-15/M16 5.56x45mm NATO 12.5 inch Upper Receiver Assembly 1-7 Twist 1/2x28 Threads Manganese Phosphate Finish

FightLite Industries · Upper Receiver

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FightLite Mission Configurable Rifle AR-15/M16 5.56x45mm NATO 12.5 inch Upper Receiver Assembly 1-7 Twist 1/2x28 Threads Manganese Phosphate Finish

Best price

$5,899.99at OpticsPlanet

In stock Sale Lowest in 30 dayschecked Nov 14, 2026

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Fits and works with

Caliber
5.56 / .223 · Shop matching ammo
Bolt
Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
Muzzle thread
1/2x28 · Muzzle devices
Barrel length
12.5" · Handguards

Specifications

Manufacturer
FightLite Industries

Compatibility

Caliber
5.56 mm NATO
Muzzle thread
½ x 28
Platform
AR-15

Dimensions and weight

Barrel length
12.5"

Materials and features

Twist rate
1:7
Handguard attachment
M-LOK
Color
Black

Where to buy

StorePriceAvailabilityBuyAdd to build
OpticsPlanet Best price $5,899.99Salechecked Nov 14, 2026 In stock Buy at OpticsPlanet
GrabAGun $5,899.99Salechecked Nov 14, 2026 Check store Buy at GrabAGun

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

Lowest in-stock price in the last 30 days: $5,899.99 at OpticsPlanet. Dashed line = out of stock. Tracking since Oct 12, 2026.

Show the prices as a table
StoreLatestLowestHighest
GrabAGun$5,899.99$5,899.99$5,899.99
OpticsPlanet$5,899.99$5,899.99$5,899.99

Since Oct 12, 2026.

About this part

The FightLite Mission Configurable Rifle AR-15/M16 5.56x45mm NATO 12.5 inch Upper Receiver Assembly 1-7 Twist 1/2x28 Threads Manganese Phosphate Finish is a 12.5" 5.56 / .223 upper receiver from FightLite Industries. It's sold by 2 stores, all at $5,899.99. The lowest in-stock price in the last 30 days was $5,899.99 at OpticsPlanet.

From the manufacturer

FightLite Mission Configurable Rifle AR-15/M16 5.56x45mm NATO 12.5 inch Upper Receiver Assembly 1-7 Twist 1/2x28 Threads Manganese Phosphate Finish. Specifications for FightLite Mission Configurable Rifle AR-15/M16 5.56x45mm NATO 12.5 inch Upper Receiver Assembly: Manufacturer: FightLite Caliber: 5.56x45mm NATO Barrel Length: 12.5 in Barrel Twist Rate: 1-7 Firearms Threads Per Inch: 1/2x28 Muzzle Device: None Finish: Manganese Phosphate Black Color: Black Fabric/Material: Stainless Steel/7075-T6 Billet Gun Rail: M-LOK Gun Type: Rifle Gun Make: AR Platform Gun Model: AR-15 Gas System Type: Short-Stroke Piston Handle Color: Black Features of FightLite Mission Configurable Rifle AR-15/M16 5.56x45mm NATO 12.5 inch Upper Receiver Assembly Once installed the patented MCR upper receiver system can be user-configured in seconds without tools to adapt to virtually any mission profile. Specifically designed for responsible armed citizens law enforcement and professional security personnel who wish to upgrade their rifle or carbine to MCRperformance and capability; standard features include gas-piston operation for extreme reliability in adverse conditions; a 16.25" quick-change (3 seconds) barrel system and a MIL-STD 1913 co-planar hand-guard with rail-interface system for the mounting of optics and modern accessories. Spanning the capability range from the optic ready carbine through a lightweight support rifle; theMCR accepts standard box type AR15/M16 magazines or M27 linked ammunition at operator discretion permitting unprecedented firepower and weapon flexibility. Package Contents: FightLite Mission Configurable Rifle AR-15/M16 5.56x45mm NATO 12.5 inch Upper Receiver Assembly Buffer Spacer Bolt What firearm models does the manufacturer say FightLite Mission Configurable Rifle AR-15/M16 5.56x45mm NATO 12.5 inch Upper Receiver Assembly is compatible with? The manufacturer says that FightLite Mission Configurable Rifle AR-15/M16 5.56x45mm NATO 12.5 inch Upper Receiver Assembly is compatible with AR-15FightLite MCR-060MS: Mission Configurable Rifle AR-15/M16 5.56x45mm NATO 12.5 inch Upper Receiver Assembly 1-7 Twist 1/2x28 Threads Manganese Phosphate Finish Black

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