BCGs

ROSCO SP-PB-18-223-BCG-GTR-NGB-001 SAUCEPACK+URG

JPBC-2A 6.5 GRENDEL / 6MM ARC FULL MASS BOLT CARRIER GROUP

AR-15 6.5 GRENDEL/ 6MM ARC FULL MASS BOLT CARRIER GROUP

M16 BOLT CARRIER GROUP TITANIUM

M16 BOLT CARRIER GROUP TITANIUM

RELIABILITY ENHANCED BOLT CARRIER GROUP 5.56MM

AR-15 RELIABILITY ENHANCEMENT BOLT CARRIER GROUP ONLY

RELIABILITY ENHANCED BOLT CARRIER GROUP 5.56MM

AR-15 RELIABILITY ENHANCEMENT BOLT CARRIER GROUP ONLY

VKTR V-2005-0619-003-RP BCG COMPLETE DIRECT IMP

Q AR-15 Bolt Carrier Group Stainless Steel Black Nitride Scar Cut 2-Piece

The Two-Piece Bolt Carrier Group.The Two Piece BCG is designed to be manufactured on modern equipment using modern materials. Q's BCG consists of 2 sections; The Front-End and The Ass-EndThe front end is made up of Maraging Stainless Steel...

Barrel and BCG Kit 8 4140CM SBN 10MM

Barrel and BCG Kit, 8 4140CM, SBN, 10MM

CMMG 99DE642 Replacement Barrel Kit with Bolt Carrier Group, 9mm Luger 16.10" Threaded, Black, Radial Delayed Blowback, Fits AR-Platform

CMMG's 9mm Barrel and BCG Kit allow you to build a Pistol Caliber Carbine using CMMG's Patent Pending Radial Delayed Blowback System. Unlike typical direct blowback systems, RDB uses a bolt that is forced to rotate and unlock, slowing the BCG. This...

BAD 556 AR15 BCG TITANIUM ARMORTI

The best just got better! From the inventors of the very first fully modular, patented, ambidextrous safety selector for the AR-15 platform, Battle Arms Development is raising the bar on reliability and compatibility of hard-use MSR components.Features...

AR15/M16 ULTRA LOW MASS CARRIER W/ 223 BOLT

AR-15/M16 ULTRA LOW MASS CARRIER W/223 BOLT

JPBC-4BA LOW-MASS BOLT/CARRIER

308 AR LOW MASS BOLT CARRIER GROUP

XL RIFLE GAS SYSTEM W/BCGODIN BARREL 6MM ARC 18" DMR

ODIN BARREL 6MM ARC 18" DMRXL RIFLE GAS SYSTEM W/BCG

Q LLC ACCHBBCG2PC BCG 5.56x45mm Black Nitride Stainless Steel For Honey Badger

Most BCG's on the market today do not meet Mil-Spec standards one way or another; but Q's not only exceeds the specifications, but the design and size of the Front end makes it easier to control the manufacturing of critical features. Smart people stuff...

FMOS .308 ENHANCED HIGH PRESSURE BCG QPQ BLACK

AR.308 FULL MASS OPERATING SYSTEM COMPLETE CARRIER GROUP

LMOS .308 ENHANCED BCG QPQ POLISHED

AR .308 LOW MASS OPERATING SYSTEM COMPLETE CARRIER GROUP

FULL-AUTO ENHANCED 5.56MM BOLT CARRIER GROUP BLACK

ENHANCED BOLT FULL AUTO 5.56MM BOLT CARRIER GROUP

FULL-AUTO ENHANCED 5.56MM BOLT CARRIER GROUP BLACK

ENHANCED FULL AUTO 5.56MM BOLT CARRIER GROUP

FULL-AUTO 7.62X51 NATO BOLT CARRIER GROUP

FULL-AUTO 7.62X51 NATO BOLT CARRIER GROUP

SEMI-AUTO 7.62X51 NATO BOLT CARRIER GROUP

SEMI-AUTO 7.62X51 NATO BOLT CARRIER GROUP

Timber Creek Outdoors TCOEKBB Enforcer Complete Build Kit Burnt Bronze

Enforcer Complete AR-15 Build Kit Includes: New Retail Packaging, 15" Ultra-Light Hand Guard MLOK, Enforcer Oversized Ambidextrous Charging Handle, Forward Assist, Billet Dust Cover, Enforcer AR Pistol Grip, Oversized Trigger Guard, Ambidextrous Safety,...

NEMO RECOIL REDUCTION BCG KIT 308

Nemo�s patented bolt carrier and buffer system has never been offered in a builder�s kit until now. The same quality components high-end coatings and innovative recoil reduction technology that are used in NEMO�s OMEN and XO model lineup are now...

BCM Standard 9"" 300 BLACKOUT Complete Upper Receiver Group w/ MCMR-8 Handguard

BCM has taken great care to ensure the best possible performance and interchangeability. However, due to the large operational range of 300 Blackout ammunition in the market place, BCM cannot guarantee function will all ammunition types in all conditions...

CMMG 33B430C-AB Banshee MK3 8.6Blackout 12.50" Black Armor Cerakote Receiver for AR-Platform

The quick 1:3 twist rate 8.6 BLK does great with less barrel length for someone wanting to swap uppers to shoot 8.6 BLK or for those wanting to start a new build. The CMMG Mk3 platform is based on the popular DPMS Gen 1 high-pattern LR308 design.