The Alexander Arms Tactical 6.5 Grendel AR-15 rifle in Flat Dark Earth (FDE) is a semi-automatic precision platform built for shooters who want effective mid-range performance without the recoil and cost of larger calibers. 6.5 Grendel was designed from the ground up for AR-15 pattern rifles—this isn't a compromise or a conversion. The Grendel delivers superior ballistics and downrange energy compared to .223 Remington, making it a serious choice for hunters, precision rifle competitors, and tactical shooters looking for a purpose-built alternative caliber.
This Alexander Arms Tactical model arrives as a complete, ready-to-shoot package. The 16-inch barrel is threaded 5/8-24 (RH) and wears an A2 flash hider, allowing easy suppressor or muzzle device upgrades. The 1:8 twist rate is optimized for the wide range of bullet weights available in 6.5 Grendel. You get a matched Alexander Arms hand guard (TCE branded), B5 stock for comfort and adjustability, and an Ergo grip that fits naturally in the hand. The Velocity 3-pound trigger breaks clean without creep—a significant upgrade from mil-spec. Ambi controls are standard: the Raptor ambidextrous charging handle works equally well whether you're right or left-handed. The FDE Cerakote finish is durable and aesthetically cohesive across the platform.
One 10-round magazine ships with the rifle. If you reload or hunt in states with magazine restrictions, this capacity makes sense; if you need higher-round options, aftermarket 6.5 Grendel magazines are readily available. As with any precision rifle, accuracy and longevity depend on ammunition choice and maintenance. The 6.5 Grendel ecosystem has matured significantly; factory match-grade ammo and reloading data are no longer hard to find.
| Caliber | 6.5 Grendel |
| Action | Semi-Automatic |
| Barrel Length | 16 inches |
| Twist Rate | 1:8 |
| Muzzle Thread | 5/8-24 RH |
| Muzzle Device | A2 Flash Hider |
| Hand Guard | Alexander Arms TCE |
| Stock | B5 |
| Grip | Ergo |
| Trigger | Velocity, 3 lbs |
| Charging Handle | Raptor Ambidextrous |
| Finish | Flat Dark Earth Cerakote |
| Magazine Capacity | 10 rounds (one included) |
Yes. 6.5 Grendel was specifically engineered for AR-15 rifles and delivers superior ballistic performance and downrange energy compared to .223 Remington, making it effective for mid-range hunting applications. Ammo selection and shot placement matter, as with any caliber—follow your local regulations on minimum cartridge power for your intended game.
Yes. The barrel is threaded 5/8-24 RH, which is the standard for modern suppressors. The A2 flash hider can be removed and replaced with a suppressor mount compatible with your can of choice.
No sights are included with this rifle. It is supplied with a flat-top receiver ready for mounting optics via Picatinny rails, but you'll need to add your own scope, red dot, or iron sights.
The rifle ships with one 10-round magazine. Aftermarket 6.5 Grendel magazines are available and compatible with standard AR-15 platforms chambered in Grendel—verify magazine compatibility with your specific needs and local laws.
Firearm Shipments:
To buy rifles or shotguns, you must be 18 years old, and for handguns, actions, or receivers, the minimum age is 21. By placing an order for this firearm, you confirm that you are the legitimate transferee/buyer, meet the legal age requirements, and comply with all Federal, State, and local laws and regulations necessary to purchase this firearm.
We only ship firearms to valid Federal Firearms License (FFL) holders. At checkout we provide a FFL locator for your convenience.
We will need a copy of the FFL’s license to facilitate the process, kindly request your dealer to email us a copy of their FFL, as we cannot dispatch the firearm until we receive this document. It is imperative for the buyer to choose their FFL dealer, ensure they are willing to facilitate the transfer, and have them email their FFL copy to BOSQUE Outdoors. To avoid any confusion, the customer's name or order number must be mentioned in the email containing the FFL.
Email: [email protected]
Alexander Arms
Alexander Arms
Alexander Arms
