Browse bolt carrier groups designed for rifle builds, replacement, upgrades, and dependable cycling performance across compatible platforms. Whether you need a complete BCG for a new build or a replacement for routine maintenance, this category includes options built for proper fit, reliable function, and consistent everyday performance.
Products List
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LANTAC USA M-Spec BCG for 308/762
LANTAC USA$233.99LANTAC 01-MSPEC-762-NIB-BCG M-SPEC BCG 308/762 NIB The LANTAC USA M-Spec Bolt Carrier Group is a high-quality component designed for reliable performance in 308 and 7.62 rifles. Crafted to meet strict manufacturing standards, this bolt carrier group... -
LANTAC USA M-Spec BCG for 308/762 Black Model 01-MSPEC-762-NIT-BCG
LANTAC USA$220.99LANTAC 01-MSPEC-762-NIT-BCG M-SPEC BCG 308/762 BLK LANTAC USA M-Spec BCG for 308/762 Black Model 01-MSPEC-762-NIT-BCG is a high-quality, durable bolt carrier group designed specifically for 308 and 7.62 NATO platforms. Made by LANTAC USA, this model... -
WMD NIB-X BCG WITHOUT HAMMER 308
WMD Guns$233.10WMD NiB-X BCG Without Hammer – .308 The WMD NiB-X Bolt Carrier Group for .308/AR10 (No Hammer) is a premium-grade BCG engineered for peak performance and long-lasting reliability. Featuring WMD’s proprietary NiB-X... -
LBE 308 BOLT CARRIER GROUP
LBE Unlimited$234.99LBE .308 Bolt Carrier Group The LBE .308 Bolt Carrier Group is a reliable, budget-friendly upgrade for your AR10 or LR-308 rifle. Built to perform in demanding conditions, this full-mass BCG delivers smooth cycling and consistent performance... -
BLACK RAIN 223 BOLT CARRIER GRP LEFT
Black Rain Ordnance$244.00Black Rain .223 Bolt Carrier Group – Left-Handed The Black Rain Ordnance .223 Bolt Carrier Group – Left-Handed is a precision-engineered BCG built specifically for left-handed AR-15 rifles chambered in .223 Remington and 5.56 NATO. Known for... -
LANTAC 556 ENHANCED BCG BLK NITRIDE
Lantac$261.99Lantac 5.56 Enhanced BCG – Black Nitride The Lantac 5.56 Enhanced Bolt Carrier Group is a high-performance upgrade for AR-15 platforms chambered in 5.56 NATO, .223 Remington, and .300 Blackout. Featuring Lantac’s signature enhanced cam path... -
KAK BCG M16 762X39 K-SPEC NP3 GRY
KAK Industries$251.99KAK BCG M16 – 7.62x39 K-Spec, NP3, Gray The KAK BCG M16 – 7.62x39 K-Spec is a high-performance bolt carrier group designed for 7.62x39 AR-15 builds. Featuring a K-Spec profile and NP3 (Nickel-Teflon) coating, this BCG offers enhanced... -
KAK AR15 BCG M16 556 K-SPEC NP3 DE
KAK Industries$247.49KAK AR15 BCG M16 556 K-SPEC NP3 DE – NEXT-LEVEL PERFORMANCE WITH NP3 AND DURABLE EARTH FINISH The KAK AR15 BCG M16 556 K-SPEC NP3 DE is a precision-engineered bolt carrier group designed for shooters who demand advanced coatings, battle-ready... -
FAXON 308/6.5 CM/8.6 BLK BCG
Faxon$219.00FAXON 308/6.5 CM/8.6 BLK BCG – MULTI-CALIBER PRECISION FOR LARGE-FRAME AR PLATFORMS The FAXON 308/6.5 CM/8.6 BLK BCG is built for shooters who demand rugged performance, multi-caliber versatility, and top-tier engineering in their large-frame AR... -
LANTAC M-SPEC BCG 762 NITRIDE BLK
Lantac$220.99LANTAC M-SPEC BCG 762 NITRIDE BLK – MIL-SPEC STRENGTH MEETS PREMIUM FINISH The LANTAC M-SPEC BCG 762 NITRIDE BLK is designed to deliver professional-grade performance in AR-10/LR-308 platforms. Featuring MIL-SPEC materials and a black nitride... -
RADIAN ENHANCED BCG FOR AR15 BLK NIT
Radian$209.95RADIAN ENHANCED BCG FOR AR15 BLK NIT – SMOOTH. STRONG. SMARTLY ENGINEERED. The RADIAN ENHANCED BCG FOR AR15 BLK NIT is the pinnacle of bolt carrier group innovation—engineered for flawless operation, ultra-smooth cycling, and superior... -
AERO AR10 308 BCG W/LOGO
Aero Precision$234.99AERO AR10 308 BCG W/LOGO – PROVEN POWER FOR YOUR LARGE-FRAME BUILD The AERO AR10 308 BCG W/LOGO is a premium bolt carrier group designed specifically for .308 AR platforms. Precision-machined to Aero Precision's exacting standards, this BCG is... -
FailZero AR10 BCG NO HAMMER NIB
FailZero$259.99FAILZERO AR10 BCG NO HAMMER NIB – NICKEL BORON RELIABILITY FOR YOUR LARGE-FRAME RIFLE The FailZero AR10 BCG NO HAMMER NIB is a premium bolt carrier group designed for DPMS-pattern AR-10 rifles. Featuring FailZero’s patented EXO Nickel Boron... -
Bolt Carrier Group AR-308 DPMS Pattern Black Nitride Bolt Carrier Group AR-308 DPMS Pattern Black Nitride
Battle Arms Development$250.00BATTLEARMS™ AR308 DPMS Pattern BCG MPI TESTED AND MARKED NITRIDE FINISH INSIDE AND OUTSIDE WITH FORWARD ASSIST CUTS CORRECT AUTO SEAR TRIP LOCATION 9310 HEAD 8620 CARRIER FOR 7.62 NATO, .308 WINCHESTER OR SIMILAR INCLUDES O-RING...
