Menu
MMC Armoryhome
MMC Armory
My Account Become a Dealer Blog
Follow Us
Help Center
0 item(s) in Cart   •   TOTAL: $0
Search
Search
  • Shop All
    • AR-15 / AR-10 Parts and Accessories
    • Handgun Kits, Parts, & Accessories
    • Magazines
    • Sights and Optics
    • Outdoor & Survival Gear
    • Body Armor
    • Shooting Gear
    • Gunsmithing Tools
    • Combos
  • AR-15 & AR-10 Build Kits
    • ELITE AR-15 Upper & Lower Build Kits
    • Upper Builds Under $199.99
    • Upper Build Kits
    • Lower Build Kits
    • Complete Upper Build Kits
    • Full Build Kits (Everything Minus Lower)
    • Side Charging Upper Receiver Builds
    • Top Shelf Build Kits
    • Upper Build Starter Kits
    • Finish Your Build Kit
    • Receiver Sets
    • Builder Sets
    • Lightshow 5.56
  • Gun Parts
  • Handgun Kits & Parts
    • Competition Slides
    • Duty Slides
    • Glock 17 Gen 1-3 Compatible
    • Glock 17 Gen 4 Compatible
    • Glock 19 Gen 1-3 Compatible
    • Glock 19 Gen 4 & 5 Compatible
    • Glock 34 Compatible
    • Glock 43 Compatible
    • Mercury Precision Competitor Line
    • Mercury Precision Complete Line
    • Pistol Optics
    • SIG Sauer P320 Compatible
  • Firearms
    • Journeyman
    • AK Rifles & Pistols
    • AR Rifles & Pistols
    • Handguns
    • Rifles
    • Shotguns
    • Firearm Bundles
    • Stripped Lower Receivers
  • Brands
    • 0-9
    • A
    • B
    • C
    • D
    • E
    • F
    • G
    • H
    • J
    • K
    • L
    • M
    • N
    • O
    • P
    • R
    • S
    • T
    • U
    • W
    • Y
  • The FRT
    • FRT Tuning
  • Retro Style
Search

BCG > 5.56 / .223 / 300 Blk / .350 Legend

Top Sellers

Recoil Technologies AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group *Made In The USA*
Recoil Technologies AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group *Made In The USA*
$89.99 $64.99
Gauntlet Arms Complete Upper Receiver With Bolt Carrier & Charging Handle Combo
Gauntlet Arms Complete Upper Receiver With Bolt Carrier & Charging Handle Combo
$154.99 $134.99
Recoil Technologies AR-15 Side Charging 5.56/.223/.300 Blackout/.350 Legend BCG + Side Charging Handles x2
Recoil Technologies AR-15 Side Charging 5.56/.223/.300 Blackout/.350 Legend BCG + Side Charging Handles x2
$114.99 $104.99
Recoil Technologies AR-15 .300 BlackOut Complete Bolt Carrier Group
Recoil Technologies AR-15 .300 BlackOut Complete Bolt Carrier Group
$99.99 $64.99
MMC Combos BCG & Charging Handle Combos AR-15 Ambidextrous
MMC Combos BCG & Charging Handle Combos AR-15 Ambidextrous "Holy" Charging Handle + AR-15 BCG
$99.99 $82.99
(1)
Recoil Technologies 5.56x45mm Full Nickel Boron Bolt Carrier Group for 556/300BLK/350 Legend
Recoil Technologies 5.56x45mm Full Nickel Boron Bolt Carrier Group for 556/300BLK/350 Legend
$134.99 $114.99
Recoil Technologies AR15 BCG 5.56/300 Blackout, Hard Chrome Plating (Extractor is Phosphate), M16 Cut
Recoil Technologies AR15 BCG 5.56/300 Blackout, Hard Chrome Plating (Extractor is Phosphate), M16 Cut
$174.99 $129.99
Recoil Technologies AR-15 .350 Legend Complete Bolt Carrier Group
Recoil Technologies AR-15 .350 Legend Complete Bolt Carrier Group
$99.99 $64.99
Mercury Precision AR-15 5.56/.223, HPT/MPI Tested, Full Auto Profile, 9310 Steel Nitride Bolt Carrier Group (LIMITED TIME)
Mercury Precision AR-15 5.56/.223, HPT/MPI Tested, Full Auto Profile, 9310 Steel Nitride Bolt Carrier Group (LIMITED TIME)
$149.99 $104.99
MMC Combos Adaptive Tactical AR-15 Finish Your Rifle Build Kit - 5.56/.223/.300/.350
MMC Combos Adaptive Tactical AR-15 Finish Your Rifle Build Kit - 5.56/.223/.300/.350
$274.99 $174.99
Davidson Defense Premium Left Handed M16 AR-15 Black Nitride Finish Bolt Carrier Group BCG
Davidson Defense Premium Left Handed M16 AR-15 Black Nitride Finish Bolt Carrier Group BCG
$279.99 $124.99
Tactical Solutions Group AR-15 5.56/.223/.300/.350 Side Charging Bolt Carrier Group
Tactical Solutions Group AR-15 5.56/.223/.300/.350 Side Charging Bolt Carrier Group
$134.99 $99.99
Mercury Precision AR-15 5.56/.223, HPT/MPI Tested, Full Auto Profile, 9310 Steel Nitride Bolt Carrier Group
Mercury Precision AR-15 5.56/.223, HPT/MPI Tested, Full Auto Profile, 9310 Steel Nitride Bolt Carrier Group
$154.99 $129.99

Manufacturer

  1. Home
  2. Shop All
  3. AR-15 / AR-10 Parts and Accessories
  4. Upper Parts
  5. Bolt Carrier Groups (BCG) & Parts
  6. BCG Shop By Caliber
  7. BCG > 5.56 / .223 / 300 Blk / .350 Legend
Global Banner Global Banner Mobile

  • BCG > 5.56 / .223 / .300 Blk / .350 Legend BCG Combos
  • BCG > 5.56 / .223 / .300 Blk / .350 Legend BCG Product Only

NEW RELEASES

Mercury Precision AR-15 5.56/.223, HPT/MPI Tested, Full Auto Profile, 9310 Steel Nitride Bolt Carrier Group (LIMITED TIME)
Mercury Precision AR-15 5.56/.223, HPT/MPI Tested, Full Auto Profile, 9310 Steel Nitride Bolt Carrier Group (LIMITED TIME)
$149.99 $104.99 Sale
In Stock
Add To Cart

Products [48]

Sort by:
1 2 Next Page View All
Recoil Technologies AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group *Made In The USA*
Recoil Technologies AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group *Made In The USA*
$89.99 $64.99 Sale
In Stock
Add To Cart
Davidson Defense Premium Left Handed M16 AR-15 Black Nitride Finish Bolt Carrier Group BCG
Davidson Defense Premium Left Handed M16 AR-15 Black Nitride Finish Bolt Carrier Group BCG
$279.99 $124.99 Sale
In Stock
Add To Cart
3 Gun Labs Inc. Ar-15 LMB Low Mass Aluminum 5.56 Nato .223 Rem 300 Blackout (BCG) Bolt Carrier Group **Very Durable Plasma Finish- Blue** Only 5.9 Oz Designed For 3 Gun Competition
3 Gun Labs Inc. Ar-15 LMB Low Mass Aluminum 5.56 Nato .223 Rem 300 Blackout (BCG) Bolt Carrier Group **Very Durable Plasma Finish- Blue** Only 5.9 Oz Designed For 3 Gun Competition
(1)
$299.99 $139.99 Sale
Out of Stock
Add To Cart
3 Gun Labs Inc. Ar-15 LMB Low Mass Aluminum 5.56 Nato .223 Rem 300 Blackout (BCG) Bolt Carrier Group **Very Durable Plasma Finish **Red Color** Only 5.9 Oz Designed For 3 Gun Competition
3 Gun Labs Inc. Ar-15 LMB Low Mass Aluminum 5.56 Nato .223 Rem 300 Blackout (BCG) Bolt Carrier Group **Very Durable Plasma Finish **Red Color** Only 5.9 Oz Designed For 3 Gun Competition
$299.99 $139.99 Sale
Out of Stock
Add To Cart
Gauntlet Arms Complete Upper Receiver With Bolt Carrier & Charging Handle Combo
Gauntlet Arms Complete Upper Receiver With Bolt Carrier & Charging Handle Combo
$154.99 $134.99 Sale
In Stock
Add To Cart
MMC Combos SB Tactical SBA3 Brace AR-15 Finish Your Pistol Kit - 5.56/.223/.300 BLKOUT/.350 Legend
MMC Combos SB Tactical SBA3 Brace AR-15 Finish Your Pistol Kit - 5.56/.223/.300 BLKOUT/.350 Legend
$329.99 $239.99 Sale
In Stock
Add To Cart
MMC Combos KAK Shockwave 2.0-M AR-15 Finish Your Pistol Build Kit - 5.56/.223/.300 BLKOUT/.350 Legend
MMC Combos KAK Shockwave 2.0-M AR-15 Finish Your Pistol Build Kit - 5.56/.223/.300 BLKOUT/.350 Legend
$284.99 $179.99 Sale
In Stock
Add To Cart
MMC Combos KAK Blade AR-15 Finish Your Pistol Build Kit - 5.56/.223/.300 BLKOUT/.350 Legend
MMC Combos KAK Blade AR-15 Finish Your Pistol Build Kit - 5.56/.223/.300 BLKOUT/.350 Legend
$269.99 $194.99 Sale
In Stock
Add To Cart
MMC Combos BCG & Charging Handle Combos AR-15 Ambidextrous
MMC Combos BCG & Charging Handle Combos AR-15 Ambidextrous "Holy" Charging Handle + AR-15 BCG
(1)
$99.99 $82.99 Sale
In Stock
Add To Cart
3 Gun Labs Inc. AR-15 LMB Low Mass Aluminum 5.56 Nato .223 Rem 300 BLK OUT (BCG) Bolt Carrier Group **Very Durable Plasma Finish- Gold**
3 Gun Labs Inc. AR-15 LMB Low Mass Aluminum 5.56 Nato .223 Rem 300 BLK OUT (BCG) Bolt Carrier Group **Very Durable Plasma Finish- Gold**
$299.99 $139.99 Sale
Out of Stock
Add To Cart
Magpul AR-15 MOE Stock and Grip Finish Your Rifle Build Kit - 5.56/.223/.300/.350
Magpul AR-15 MOE Stock and Grip Finish Your Rifle Build Kit - 5.56/.223/.300/.350
$314.99 $199.99 Sale
In Stock
Add To Cart
MMC Combos Adaptive Tactical AR-15 Finish Your Rifle Build Kit - 5.56/.223/.300/.350
MMC Combos Adaptive Tactical AR-15 Finish Your Rifle Build Kit - 5.56/.223/.300/.350
$274.99 $174.99 Sale
In Stock
Add To Cart
RISE Armament AR-15 5.56/.223 Low Mass Bolt Carrier Group - Black Nitride
RISE Armament AR-15 5.56/.223 Low Mass Bolt Carrier Group - Black Nitride
$319.99 $239.99 Sale
In Stock
Add To Cart
MMC Combos Leapers AR-15 UTG Pro Finish Your Rifle Build Kit - 5.56/.223/.300/.350
MMC Combos Leapers AR-15 UTG Pro Finish Your Rifle Build Kit - 5.56/.223/.300/.350
$239.99 $174.99 Sale
In Stock
Add To Cart
MMC Combos Gauntlet Arms AR-15 Stock Finish Your Rifle Build Kit - 5.56/.223/.300/.350
MMC Combos Gauntlet Arms AR-15 Stock Finish Your Rifle Build Kit - 5.56/.223/.300/.350
$244.99 $154.99 Sale
In Stock
Add To Cart
MMC Combos Strike Industries Charging Handle With Extended Latch + AR-15 5.56 Complete BCG + Trinity Force Aluminum Flip Up Sights
MMC Combos Strike Industries Charging Handle With Extended Latch + AR-15 5.56 Complete BCG + Trinity Force Aluminum Flip Up Sights
$264.99 $199.99 Sale
In Stock
Add To Cart
MMC Combos BCG & Charging Handle Combos Strike Industries Charging Handle With Extended Latch + AR-15 5.56 Complete BCG
MMC Combos BCG & Charging Handle Combos Strike Industries Charging Handle With Extended Latch + AR-15 5.56 Complete BCG
$134.99 $104.99 Sale
In Stock
Add To Cart
MMC Combos Premium AR-15 5.56 Complete Bolt Carrier Group + Lancer 30Rd Purple L5 Advanced Warfighter .223 Remington, 5.56 NATO Magazine
MMC Combos Premium AR-15 5.56 Complete Bolt Carrier Group + Lancer 30Rd Purple L5 Advanced Warfighter .223 Remington, 5.56 NATO Magazine
$124.99 $94.99 Sale
In Stock
Add To Cart
MMC Combos Premium AR-15 5.56 Complete Bolt Carrier Group + Strike Industries AR-15 32Rd Magazine, .223/5.56
MMC Combos Premium AR-15 5.56 Complete Bolt Carrier Group + Strike Industries AR-15 32Rd Magazine, .223/5.56
$109.99 $79.99 Sale
In Stock
Add To Cart
MMC Combos Premium AR-15 5.56 Complete Bolt Carrier Group + HEXMAG .223 Remington/5.56NATO 30Rd Magazine, Fits AR Rifles
MMC Combos Premium AR-15 5.56 Complete Bolt Carrier Group + HEXMAG .223 Remington/5.56NATO 30Rd Magazine, Fits AR Rifles
$109.99 $79.99 Sale
In Stock
Add To Cart
MMC Combos Premium AR-15 5.56 Complete Bolt Carrier Group + DuraMag .223 Rem/5.56 NATO 30Rd AR-15 Magazine Black Aluminum Body
MMC Combos Premium AR-15 5.56 Complete Bolt Carrier Group + DuraMag .223 Rem/5.56 NATO 30Rd AR-15 Magazine Black Aluminum Body
$114.99 $79.99 Sale
In Stock
Add To Cart
MMC Combos Premium AR-15 5.56 Complete Bolt Carrier Group + Magpul PMAG GEN M3 AR-15 30Rd Magazine
MMC Combos Premium AR-15 5.56 Complete Bolt Carrier Group + Magpul PMAG GEN M3 AR-15 30Rd Magazine
$109.99 $79.99 Sale
In Stock
Add To Cart
MMC Combos Premium AR-15 5.56 Complete Bolt Carrier Group + Ammunition Storage Components .223 Rem/5.56 NATO AR-15 30Rd Magazine Stainless Black
MMC Combos Premium AR-15 5.56 Complete Bolt Carrier Group + Ammunition Storage Components .223 Rem/5.56 NATO AR-15 30Rd Magazine Stainless Black
$109.99 $79.99 Sale
In Stock
Add To Cart
MMC Combos BCG & Charging Handle Combos Premium AR-15 5.56 Complete Bolt Carrier Group + AR-15 Ambi Charging Handle - Silver
MMC Combos BCG & Charging Handle Combos Premium AR-15 5.56 Complete Bolt Carrier Group + AR-15 Ambi Charging Handle - Silver
$109.99 $84.99 Sale
In Stock
Add To Cart
1 2 Next Page View All
Links
  • Links
  • About Us
  • Warranty, Returns & Terms
  • Frequently Asked Questions (FAQ)
  • Shipping Info
  • Help Center
  • Pepper Spray Laws
  • Shipping Restrictions
  • Privacy Policy
  • Do Not Sell My Personal Information
  • Polymer80 Statement
  • FFL Locator
  • Stay Connected
  • Facebook
  • Pinterest
  • Twitter
  • YouTube
  • Instagram

Copyright MMC Armory. All Rights Reserved. eCommerce Software by 3dcart.

TOP

Information

  • Call Us +1 (833) 989-3380
  • Home
  • About Us
  • My Account
  • Dealer Application
  • Giveaway

Browse by Category

Contact Us

[email protected]
+1 (833) 989-3380
0 Items

Store Search