Description
The Core15 TACII 7.62/308 16″ Barrel 15″ KEYMOD Rail 20 Rd Mag is a modern sporting rifle chambered in .308 Winchester/7.62x51mm NATO. It’s built on a robust AR-10 platform with a 16-inch barrel and a 15-inch KEYMOD free-float handguard, offering a compact, powerful package for hunters, tactical shooters, and those seeking a versatile, hard-hitting semi-auto rifle. This model ships to Missouri and compliant US states.
Key Features
- Hard-Hitting .308/7.62 NATO Chambering: Delivers proven terminal performance for medium to large game and effective long-range engagement.
- 16″ Barrel with Carbine-Length Gas System: Balances maneuverability in tight spaces with sufficient velocity for reliable performance out to several hundred yards.
- 15″ KEYMOD Free-Float Rail: Provides a full-length platform for mounting optics, lights, lasers, and grips while reducing weight and improving accuracy.
- 20-Round Magazine Capacity: Offers ample firepower for extended range sessions, competitive stages, or defensive scenarios without constant reloads.
- Mil-Spec Compatibility: The rifle is built to standard AR-10 pattern specifications, meaning many aftermarket parts and accessories from brands like Magpul and Aero Precision are drop-in ready.
Specifications & Details
| Specification | Detail |
|---|---|
| Caliber | .308 Winchester / 7.62x51mm NATO |
| Barrel Length | 16 inches |
| Handguard | 15-inch KEYMOD Free-Float |
| Magazine Capacity | 20 Rounds (included) |
| Overall Length (Approx.) | 35-37 inches (stock dependent) |
| Weight (Approx.) | 8.5 – 9 lbs (unloaded) |
When it comes to home defense in a rural setting or securing a perimeter, the .308’s authority is undeniable. The 16-inch barrel makes it surprisingly manageable indoors or from a vehicle, while the free-float rail keeps your zero solid for any attached white light or optic. Here’s the thing—this isn’t a plinker. With a price of $2052.39, it’s a serious tool for serious applications. The rifle is mil-spec compatible, so upgrading the trigger, stock, or grip requires no gunsmithing for most common parts.
Who This Rifle Is For
This Core15 TACII is for the shooter who needs one rifle to do several jobs well. It’s for the Missouri hunter pursuing whitetail in dense timber where a compact, fast-handling rifle is key. It’s for the tactical competitor who wants to step up in power division without sacrificing speed. It’s also a formidable choice for a designated marksman role in a defensive team, bridging the gap between a 5.56 carbine and a full-sized precision rifle. The included 20-round magazine gives you the capacity for sustained fire, whether you’re working through a course of fire or want fewer reloads at the range.
Pros & Cons
Pros: The .308 caliber provides significant downrange energy and versatility. The 16″ barrel offers a great balance of power and handling. The full-length KEYMOD rail allows for extensive accessory customization. Being based on a common AR-10 pattern means broad parts and magazine compatibility—think Magpul PMAGs or Lancer L7AWM magazines.
Cons: Ammunition cost is higher than 5.56mm/.223. Recoil is more pronounced, requiring proper technique to manage for fast follow-up shots. The overall package, weighing around 9 pounds, is heavier than a standard AR-15. Some may prefer a more modern M-LOK attachment system over KEYMOD, though adapters are readily available.
Frequently Asked Questions
Q: Is this rifle compatible with standard AR-15 parts?
A: No. While it operates on the same basic principle, the Core15 TACII is built on the larger AR-10/SR-25 platform. Parts like the bolt carrier group, barrel, handguard, and magazines are specific to the .308/7.62 size. Lower receiver parts like triggers, pistol grips, and stocks are often compatible with mil-spec AR-15 components.
Q: What is the effective range with the 16-inch barrel?
A: With quality ammunition, the 16-inch barrel is capable of making ethical hits on medium game out to 400-500 yards and engaging man-sized targets effectively even further. You will experience some velocity loss compared to a 20 or 24-inch barrel, but for most practical applications, the trade-off for improved handling is worth it.
Q: Does it come ready to shoot?
A: Yes, the rifle is complete and functional out of the box. You will need to supply your own optic or iron sights, as it ships with a Picatinny rail for mounting. Remember, an FFL transfer is required for firearm purchases. It is available at firearms-missouri.com for Missouri residents and nationwide to qualified buyers.
If you need the reach and power of a .308 in a configuration that handles more like a patrol rifle, the Core15 TACII is a purpose-built solution. See the full details on our site.




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