Bolts & Bolt Carrier Groups

The K-SPEC BCG combines multiple key features focused on increasing the reliability of your AR-15 style firearm no matter if you are running suppressed or unsuppressed, and regardless of conditions. The K-SPEC is a truly plug and play BCG that will...

This 9mm AR Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most 9mm AR platform rifles and pistols. The FailZero 9mm BCG is compatible with both lowers designated for Glock or Colt magazines. All critical parts are coated with EXO...

The NiB-X .308 Bolt Carrier Group provides long life and easy cleaning in the harshest of environments. DPMS compatible.Features :Easy Cleaning and MaintenanceHeat TreatedReduced Fouling Adherence

NP3 coated Roller Cam Pin for piston-operated rifles. Fits gas piston 5.56 carrier.Features :NP3 CoatedFits Gas Piston 5.56 Carrier

High quality components and precise manufacturing make Lantac parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.Features :Precise...

The NP3 coating is applied through an electroless nickel plating process combined with a fluoropolymer, which gives it its unique properties. The fluoropolymer component helps to reduce friction, which can improve the performance and longevity of the...

The K-SPEC BCG combines multiple key features focused on increasing the reliability of your AR15 style firearm no matter if you are running suppressed or unsuppressed, and regardless of conditions. The K-SPEC is a truly plug and play BCG that will...

Not every customer has the requirement or budget for a fully enhanced, top of the line AR15 accessory. Many users simply need a quality milspec component supplied at a sensible price. M-SPEC is a range of AR15 accessories and components that follow the...

The K-SPEC BCG combines multiple key features focused on increasing the reliability of your AR-15 style firearm no matter if you are running suppressed or unsuppressed, and regardless of conditions. The K-SPEC is a truly plug and play BCG that will...

This is not a hard use BCG. This is considered a consumable part, AR's with dialed in gas and buffer systems will prolong the life of this item. Recommended gas systems- Mid length, Rifle Length, or similar. Aluminum carrier with Satin Gold Anodize...

High quality components and precise manufacturing make LuthAR parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.Features :Precise...

Lantac's new BCG is precision machined from 8620 Steel with a shot peened bolt manufactured from Carpenter 158 and Magnetically Particle Inspected. The entire carrier assembly is NiB, Electroless Nickel Boron coated with the patented, advanced UCT EXO...

This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR10 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both...

Colt Mil-Spec Bolt Carrier Group.Features :ParkerizedMil-Spec.223/556

Daniel Defense 5.56 NATO (5.56x45mm & .223 Remington) / 300 Blackout (7.6x35mm) full-auto compatible, M16 Profile, complete bolt carrier group assembly.Features :Machined from 8620 steelHeavy Phosphate CoatedChrome linedProperly staked gas keysMade in...

The K-SPEC BCG combines multiple key features focused on increasing the reliability of your AR-15 style firearm no matter if you are running suppressed or unsuppressed, and regardless of conditions. The K-SPEC is a truly plug and play BCG that will...