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AR-15 Bolt Carrier Groups

2 in stock · from $69.00 · part of AR-15/AR-10/AR9

Combat Armory offers 2 complete bolt carrier groups for the AR-15, both rated for .223/.223 Wylde/300 Blackout/5.56 NATO and made in the USA. The standalone BCG is priced at $69.99, and a BCG Combo listing is available at $84.99 for shooters who want it bundled with additional components.

Both are mil-spec dimension bolt carrier groups intended to drop into a compatible AR-15 upper receiver. Confirm your upper's bolt carrier key and gas system are standard mil-spec before ordering to ensure proper fit and function on your rifle build.

AR-15 Upper Receivers & Kits AR-15 Trigger Parts All AR-15/AR-10/AR9
2 products

AR-15 Bolt Carrier Groups questions

What calibers do these BCGs support?

Both BCGs are rated for .223, .223 Wylde, 300 Blackout and 5.56 NATO, covering the most common calibers run through a standard mil-spec AR-15 upper receiver assembly.

What is the difference between the standard BCG and the combo?

The standalone BCG is the bolt carrier group only. The Combo listing bundles it with additional components; check the specific listing for exactly what is included in that price.

Are these made in the USA?

Yes, both bolt carrier groups in this collection are made in the USA, machined and finished to mil-spec dimensions for reliable function.

What is the shipping and return policy?

In-stock BCGs ship within 24 hours of purchase, with free shipping over $99 and 30-day returns available on unused, uninstalled BCGs.