Bolts & Carriers / BCGs for AR-15 and AR-10

Manufacturer’s Description The ODIN Works AR-10 bolt carrier group is designed for multi caliber use. Will work with .308, 6.5 CM, 6 CM, and any o...

Manufacturer’sDescription The ODIN Works 9mm BCG is designed to work with both Colt and Glock style lowers and magazines. It also features the tra...

Manufacturer Description The recently released 6.5 Grendel Black Nitride Bolt Carrier Group by Aero Precision is a fantastic BCG. Like Aero Precis...

Just swap this drop in conversion with the bolt carrier group from your 5.56/.223 chambered rifle and you will be ready to shoot .22LR. Ships with ...

Just swap this drop in conversion with the bolt carrier group from your 5.56/.223 chambered rifle and you will be ready to shoot .22LR. Ships with ...

Manufacturer’s Description JP High Pressure EnhancedBolt™ Bolt Assembly   Caliber: .308 Win. caliber   Finish: Chromium Nitride This bolt assembly ...

APOC Armory Premium Nickel Boron Bolt 7.62x39?(Bolt Only) 7.62x39?Bolt Machined from 9310 steel Tool Steel Extractor Mil-Spec Extractor Spring...

The renowned APOC Armory 7.62x39 Nickel Boron BCG. It looks good but more importantly it will function flawlessly for a long, long time. Features:...

These bolts are not made from normal 9310 steel like most others on the market. AR-15 Performance has taken the current AR-15 bolt to the next leve...

The renowned APOC Armory 6.8 SPC BCG. This bolt carrier group looks great but most importantly it will function flawlessly for a long, long time. ...

If you are looking to build a 9MM Rifle, then this bolt is exactly what you will need to ensure smooth cycling with any standard fire control group...

APOC Armory Premium Nickel Boron Bolt 5.56/.223 (Bolt Only) M16 Carrier Machined from 8620 5.56 Bolt Machined from 9310 Tool Steel Extractor ...

The renowned APOC Armory 7.62x39 Black Nitride BCG. It looks good but more importantly it will function flawlessly for a long, long time. Features:...

These bolts are not made from normal 9310 steel like most others on the market. AR-15 Performance has taken the current AR-15 bolt to the next leve...

The renowned APOC Armory Nickel Boron?BCG. That high polish look is a show-stopper but more importantly it will function flawlessly for a very lo...

Manufacturer’s Description BCA's Bolt carrier groups come MPI inspected. Perfect for your next 762.39 AR-15 build. Specifications: SKU: BCG762...

BCA's Black nitride lightweight bolt carrier groups come MPI inspected. Perfect for your next lightweight 5.56/.223/.300BLK AR-15/ M16 build. Spec...

Manufacturer Description Bear Creek Arsenal products complete their entire production cycle at their Sanford, North Carolina facilities. Drilling,...

This?Bear Creek Arsenal BCG features a full mass M16 profile bolt carrier machined from 8620 steel and?finished with Salt Bath Nitriding. The gas k...

Manufacturer’sDescription Bolt Carrier Group fits AR-15/M4 compatible style Rifles (i.e.) .223/5.56mm, .300 Blackout. Technical Specs: Mil-Spe...

Manufacturer’sDescription 6.5 Grendel Type 2 bolt face - Black Nitride Bolt Carrier Group. Technical Specs: Type 2 6.5 Grendel bolt face True...

Manufacturer’s Description We just can't help not accepting the status quo. Bolt carrier groups are available aplenty, but few could meet our exact...

Bolt: Type II (.136") bolt 9310 Tool Steel Construction (Stronger than C158) Full MIL-SPEC Heat Treatment Shot Peened to MIL-SPEC Magnetic Particl...

When looking at lightweight bolt carrier groups, we were unsatisfied with what the market had to offer. Seeing a capability gap, we set out to crea...

We just can't help not accepting the status quo. Bolt carrier groups are available aplenty, but few could meet our exacting standards for performan...

Manufacturer’s Description Our upgraded nickel boron bolt carrier group is an eye catching addition to your AR build. Mil-spec dimensions and coat...

Manufacturer’s Description Our upgraded .308/7.62 Nickel Boron BCG is an eye catching addition to your AR build. Exacting dimensions and superior c...

Manufacturer's Description The Aero Precision .308 / 7.62 Bolt Carrier Group is the perfect firing mechanism for your big-bore rifle build. This hi...