AR 15 Rifle Uppers

AR 15 Rifle Uppers

AR 15 Rifle Uppers are the easiest way for you to expand your arsenal. All of our AR 15 Rifle Uppers come fully-assembled with the barrel, gas system, handguards, charging handle, flash hider, bolt carrier group and dust cover already installed. Investing in AR 15 Rifle Uppers is the most cost-efficient, cost-effective method to get more out of the AR-15 Parts you may already own. By owning various AR 15 Rifle Uppers, you can have a single completed lower receiver but shoot different calibers like 5.56, .223 or 300 AAC without having to invest in an entire AR-15 build. All you need to do to install the AR 15 Upper to your lower receiver and push in the takedown pins! Literally, that’s it.

We offer 5.56/.223 and 300 Blackout AR 15 Rifle Uppers that come fully assembled. You can choose from M-Lok, KeyMod and fixed front-sight assembly styles with stainless steel or black barrels and fixed front sights to give you varying options depending on your preferred shooting desires. The only other tools you will need to make your AR 15 Rifle Upper a fully-functional rifle is an 80% lower, AR-15 lower parts kit, butt stock, buffer tube and an 80% lower jig to mill out the fire control group of the lower receiver. If you already have all those parts stashed away or have a lower assembly built, then you’re good to go!


No FFL Needed
- 100% MilSpec 
- Comes Already Built 
- Plug-and-Play 
- Ready for Your Lower Receiver 
- 5.56, .223, 300 Blackout Options Available 
- Made in the USA

Your build awaits you.


DISCLAIMER: If you are new to the world of DIY gun building, you likely have a lot of questions and rightfully so. It’s an area that has a lot of questions that, without the correct answers, could have some serious implications. At, we are by no means providing this content on our website to serve as legal advice or legal counsel. We encourage each and every builder to perform their own research around their respective State laws as well as educating themselves on the Federal laws. When performing your own research, please be sure that you are getting your information from a reliable source.

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We are a national retailer of individual components and not all products depicted on this website are legal in every state. Shipping of various products found on this website are prohibited to some states (such as California, Connecticut, New Jersey, New York, Pennsylvania, and Washington). The information, pictures, text or products presented on this website are not a representation by us, and should not be understood by you, that any product or completed firearm is legal to assemble or own in your state of residence. We encourage each and every builder to perform their own research about the state and federal laws that apply to them. It is your responsibility to understand the law and we encourage you to consult with an attorney or your local ATF representative.