Upper Parts - BCGs

If you’re in search of high-quality AR-15 upper parts for your build that don’t break the bank, you’ve come to the right place. Whether you’re building your AR-15 from the ground up or upgrading your existing firearm, you’ll find our curated selection of BCGs you can trust to complete your ultimate build. Explore Durkin Tactical’s AR BCG parts today that include trusted name-brand options from Anderson and Toolcraft, unique engraved options, and more.

Shop High Quality AR BCGs at Incredible Value

The bolt carrier group (BCG) is one of the most crucial moving parts in your AR-15, meaning you’ll need a high-quality option that you can trust to ensure that your build is a success. Durkin Tactical is home to a wide selection of high quality, competitively priced BCGs to suit your build. We carry the brands you know and love, unique designs to customize your build, and a variety of models to suit your needs.

Explore AR BCG Parts, Build Kits, and More

Whatever your BCG preferences, you’re sure to find your ideal model and design here in our collection. Whether you’re shopping for one of our famous complete rifle or pistol build kits, an individual upper part, or a must-have accessory, every product offered at Durkin Tactical meets our high standards of quality and performance.

Achieve Your Best Build with Durkin Tactical

Your best build requires premium upper parts you can trust — and that’s where we come in. Our AR BCGs feature staked keys, chrome linings, and are HPT tested and MPI marked. They’re here to help you achieve your best gun build yet. Ready to begin your next great build? Don’t forget to take advantage of our military and first responder discounts at checkout, or learn more about our wholesale program for even more incredible discounts.