AR Parts in 5.56x45mm NATO

Daniel Defense V7 Barreled AR-15 Upper Receiver - 5.56 - 11.5" - Primary Arms Exclusive

Daniel Defense DD4 RIS III Barreled AR-15 Upper Receiver - 5.56 - 11.5" - FDE - Primary Arms Exclusive

Daniel Defense DD4 RIS III Barreled AR-15 Upper Receiver - 5.56 - 11.5" - Primary Arms Exclusive

Cryptic Coatings 5.56 AR-15 Bolt Carrier Group - Chrome / Dragon's Breath PVD

Cryptic Coatings 5.56 AR-15 Bolt Carrier Group - Mystic Midnight PVD

Cryptic Coatings 5.56 AR-15 Bolt Carrier Group - Black Nitride

Cryptic Coatings 5.56 AR-15 Bolt Carrier Group - Nickel Boron

Cryptic Coatings 5.56 AR-15 Bolt Carrier Group - Phosphate

Cryptic Coatings 5.56 AR-15 Bolt Carrier Group - Mystic Silver PVD

Cryptic Coatings 5.56 AR-15 Bolt Carrier Group - Mystic Bronze PVD

Cryptic Coatings 5.56 AR-15 Bolt Carrier Group - Mystic Gold PVD

Cryptic Coatings 5.56 AR-15 Bolt Carrier Group - Mystic Black CVD

Bravo Company Manufacturing Barreled AR-15 Upper Receiver - 5.56 - 16" - Black/FDE - MCMR-15

Bravo Company Manufacturing Barreled AR-15 Upper Receiver - 5.56 - 16" - Black/FDE - MCMR-13

Bravo Company Manufacturing Enhanced Lightweight Barreled AR-15 Upper Receiver - 5.56 - 16" - MCMR-15

Bravo Company Manufacturing BFH Barreled AR-15 Upper Receiver - 5.56 - 14.5" - MCMR-13

Bravo Company Manufacturing Barreled AR-15 Upper Receiver - 5.56 - 14.5" - Black/FDE - MCMR-13

Bravo Company Manufacturing Barreled AR-15 Upper Receiver - 5.56 - 14.5" - MCMR-13

Bravo Company Manufacturing BFH Enhanced Lightweight Barreled AR-15 Upper Receiver - 5.56 - 14.5" - MCMR-13

Bravo Company Manufacturing Barreled AR-15 Upper Receiver - 5.56 - 12.5" - RAIDER-M10

Bravo Company Manufacturing BFH Barreled AR-15 Upper Receiver - 5.56 - 11.5" - QRF-10

Bravo Company Manufacturing BFH Barreled AR-15 Upper Receiver - 5.56 - 11.5" - MCMR-10

Bravo Company Manufacturing MK2 Barreled AR-15 Upper Receiver - 5.56 - 16" - FDE - MCMR-15

Bravo Company Manufacturing MK2 Barreled AR-15 Upper Receiver - 5.56 - 16" - MCMR-15