FN 20-100043 AR-15 5.56 NATO 20 in Button Rifled M16 Profile Black Phosphat

Description

FN AR-15 5.56 NATO 20″ Barrel – Premium Button Rifled, Manganese Phosphate Finish, UPC 845737008550

The FN AR-15 5.56 NATO 20″ Barrel is engineered for exceptional performance and durability. Crafted from U.S. sourced Chrome Moly Vanadium steel, this barrel features a button rifled design and a chrome-lined bore for enhanced corrosion resistance and improved barrel life. The rifle length gas system and M4 style feed ramps ensure reliable feeding and extraction, making it a top choice for enthusiasts and professionals alike.

Specs:

Brand: FN

Model: 20-100043

Caliber: 5.56 NATO

Length: 20 inches

Profile: Government

Material: Chrome Moly Vanadium Steel

Rifling: Button Rifled

Gas System: Rifle Length

Gas Seat Diameter: .750

Muzzle Thread: 1/2 x 28

Feed Ramps: M4 Style

Bore and Chamber: Chrome Lined

Testing: HPT and MPI Tested

Finish: Manganese Phosphate

Color: Matte Black

UPC: 845737008550