5.56 NATO Bolt Carrier Groups

About 32% of the AR-15 bolt carrier groups we track are 5.56 NATO — around 400 listings across 30+ retailers. The most common style is M16 Bolt Carrier, at roughly 13%. The average listing runs around $180, priced live across every retailer we track — so it reflects today, not whenever an article was published.

Prices checked Oct 10, 2026 · refreshed daily

• Wilson CombatWilson Combat M16 Bolt Carrier Assy 5.56 Nato Polished Blk Nitride$150.49
• Spike's TacticalSpike's Tactical 5.56 Nato M16 Cut Lightweight Ar-15 Bolt Carrier Group - Nickel Boron$201.75
• Cryptic CoatingsCryptic Coatings 5.56 Nato Ar-15 Bolt Carrier Group - Mystic Bronze$217.99
• Wilson CombatWilson Combat 5.56 Nato Low Mass Ar-15 Bolt Carrier Assembly - Polished Nickel Boron$203.72
• Wilson CombatWilson Combat M16 Bolt Carrier Assy 5.56 Nato Polished Nickel Boron$178.49
• Palmetto State ArmoryPSA AR-15 Bolt Carrier Group 5.56 Full-Auto Nitride MPI - 516446953$89.99
• Daniel DefenseDaniel Defense Complete Bolt/carrier Group, M16$228.00
• Sons of Liberty Gun WorksSons of Liberty Gun Works Ar-15 5.56 Bolt Carrier Group 158 Carpenter Sp/hpt/mpi$157.99
• WMD GunsWmd Guns M16 Nib-X® Bolt Carrier Group$159.49
• RadianRadian Weapons M16 Enhanced Bolt Carrier Group Nitride$209.95
• WMD GunsWmd 5.56 Ar-15 Bolt Carrier Group Without Hammer - NiB-X Finish$142.73
• Wilson CombatWilson Combat M16 Bolt Carrier Assy 5.56 Nato Mag Phosphate Black$150.01
• Faxon FirearmsFaxon Firearms 5.56 M16 Bolt Carrier Group Nitride Chameleon PVD$151.28
• FailZeroFailZero Exo Coated M16 / Ar-15 Bolt Carrier Group - Black$29.99
• CMMGCMMG 5.56 Complete Bolt Carrier Group, Black - 55BA419$128.36
• WMD GunsWmd Guns M16 Nib-X® Bolt Carrier Group W/ Hammer$153.71
• LantacLantac M-Spec 5.56 Ar-15 Bolt Carrier Group - Black Nitride$170.99
• Cryptic CoatingsCryptic Coatings 5.56 Nato Ar-15 Bolt Carrier Group - Mystic Black$238.99
• LantacLantac Enhanced Bolt Carrier Group - E-BCG$269.99
• FailZeroFail Zero Lightweight M16 / Ar-15 Bolt Carrier Group - No Hammer$153.99
• Cryptic CoatingsCryptic Coatings 5.56 Nato Ar-15 Bolt Carrier Group - Mystic Gold$217.99
• Battle Arms DevelopmentBattle Arms AR-15 Bolt Carrier Group - BADBCGM16TI$395.00
• Expo ArmsExpo Arms 5.56 Nato Complete Mil-Spec M16 / Ar-15 Bolt Carrier Group - Chrome$149.95
• LantacLantac Enhanced Ar-15 Bolt Carrier Group 5.56 - Black Nitride$251.99

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