CORE Rifles For Sale - Buy CORE AR-15 / M4 Online

Do you ever feel like rifle manufacturers today are so focused on packing their battle rifles with new features that they neglect the most basic operational systems? Are you looking for a platform that is built from the ground up to provide consistent performance from a reliable platform you can trust? Though there are plenty of companies out there producing the AR-15 rifle, there are few that can compete with the meticulous detail CORE Rifle Systems puts into all of its work.

At Omaha Outdoors, we keep a variety of CORE rifles and parts in stock and ready to ship. This cuts back on the time it takes from when you place your order to when you receive your new product. Whether you are looking to buy a brand new rifle or build one from the ground up, these parts are just what you need to get started. Our mission is to put your service first, so if you have any questions, please contact us directly.

Built On Service

Much like Omaha Outdoors, CORE Rifle Systems is built upon service to its customers. They began operation under the name CORE because they wanted to put a real emphasis on the core operation of their rifles. In today’s shooting sphere, it is often easy for manufacturers to overlook the basic parts and go straight into offering all variety of extra features. Instead, this Ocala, Florida based company works to ensure that the basic features are always the number one priority. From there, they add on extra components to meet the needs of the modern operator, all while ensuring users get the most effective platform for the assignment at hand.

The CORE 15 Rifle

The basic M4 rifle package comes into the mix with all the features you need for success at the range or in the field. It is built around both a Mil-Spec upper and lower, both offering a forged 7075-T6 aluminum construction and featuring a class II hard coat anodized finish. The lower offers a beveled magwell for improved reloading speed and has bullet pictogram safety markings. The upper a 1913 rail flat top and laser engraved t-markings.

It comes into the lineup with a 16” 4150 CMV chrome moly barrel with either a 1:7, 1:8, or 1:9 twist, depending on your preference. Chambered to accept either 5.56 NATO or .223 Rem, it gives you plenty of option while at the range. The direct impingement gas system provides a smooth operation and the chrome lined 8620 stainless steel bolt carrier and bolt carrier key ensure a consistent operation. Its barrel is topped with an A2 flash hinder and it offered a forged “F” marked front sight base.

Beyond this CORE15 M4, they offer a variety of other configurations that can fit with your specific needs. They even offer some 300 BLK models, which can be used with either supersonic ammo or subsonic ammo and a suppressor to provide near-silent operation. If you have specific preferences in what you need, sort through the selection and you will likely find exactly what you need.

HARDCORE System X Rifles

The HARDCORE series of rifles are built to perform with the best of them, promising to offer the same or better level of performance than you will find from more expensive models on the market today. Each rifle comes with a sub MOA “factory accuracy guarantee,” which ensures you can shoot at your best. Model options include the X1, X2, X3, and X4, each of which offers its own special features.

Each of these models has its own unique features, with the X1 and X2 starting at a base 16” barrel with a 1:7 twist and black nitride finish coating. The X3 and X4 come with a fluted 18” barrel with the same basic configurations. They all use a LanTac Dragon muzzle break, which effectively cuts back on the felt recoil and improves muzzle control significantly. All of them also come with a KeyMod rail system and are ready chambered in 5.56 NATO / .223 Rem.

Of course, not everything is uniform in these models, as different designations have different features. Some come with advanced optics already installed while others use flip-up sights for a lower profile. Most importantly, the accessories from each model change and there are some differences in trigger setup and a variety other details that can affect performance. If you want an expertly tuned rifle, you can’t go wrong with one of these HARDCORE models.

Roscoe by CORE Rifle Systems

For those who want pistol-style performance from a rifle caliber, they turn to the Roscoe series. This series is separated by two distinct designations, R1 and R2. The R1 models are chambered in .223/5.56 NATO while the R2 series features 300 BLK rounds. These models offer that pistol operation, with the basic design coming with a stock. If you do want something more conducive to one-handed shooting, the RB1 and RB2 models both use the Sig stabilizing brace.

Try A CORE 30 Rifle

Of course, CORE doesn’t end with just the CORE15 series. Featuring a billet upper and lower both made from the same 7075-T6 aluminum as the other models, these CORE30 rifles are chambered in .308 Winchester. They are offered in a variety of configurations and will serve well if you are interested in hunting with an AR-style rifle.

Other Parts and Accessories at Omaha Outdoors

As with any AR manufacturer, CORE also provides its share of extra parts and accessories to make sure you are always able to shoot at your best. Whether you need to pick up replacement spring kits or extra parts for your upper/lower, you can find them online. They also sell charging handles, grips, magazines, flash hinders, optics, etc. If it involves improving or repairing your favorite rifle, you can find it for a great price.

They also work to sell separate uppers and lowers. You can find these as a complete kit or you can also get your hands on stripped versions if you really want to build a new rifle from the ground up. If this is the route you want to go, you will be happy to find that they offer barrels for sale separate from the rifles as well. Finally, CORE offers cleaning kits and tools to make maintenance for your rifle simple.

At Omaha Outdoors, our goal is to make sure you can get all of your firearm purchases in one convenient online marketplace. We always put our best foot forward in terms of service and look to provide you with the support you need. Simply place your order below or call us with any questions you might have. Our team will be happy to help.
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