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.
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LANTAC USA Enhanced Bolt Carrier Group for 223/556
LANTAC USA194101$269.99LANTAC LA00223 ENHANCED BCG 223/556 NIB The LANTAC USA LA00223 Enhanced Bolt Carrier Group is designed for optimal performance in 223 and 556 caliber firearms. Crafted with precision, this bolt carrier group ensures reliable cycling and... -
FailZero AR10 BCG NO HAMMER BLK
FailZeroFZ-AR10-NH-BLACK$274.99FailZero AR10 BCG No Hammer – Black The FailZero AR10 BCG (No Hammer) in Black is a high-performance bolt carrier group designed for serious shooters and precision builders. Coated with FailZero’s advanced EXO Nickel Boron for superior... -
WMD NIB-X BCG WITHOUT HAMMER 308
WMD GunsNIBXBCG308$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 UnlimitedAR10BCG$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 OrdnanceBRO-BCG-LH$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
Lantac01-UP-556-NIT-EBCG$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 Industries425-0506-007$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 Industries425-0510-002$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...
