Description
The DoubleStar Constant Carry Carbine 5.56mm NATO 16″ Steel Light-Weight Pencil Barrel A2 Flash Suppressor Ace Ultra-Light Entry 7″ Buttstock Black 30rd is a purpose-built, lightweight AR-15 carbine designed for all-day carry and rapid deployment. It prioritizes speed and maneuverability with a minimalist profile, making it a practical choice for home defense, vehicle-based security, or as a patrol-ready long gun. This configuration is drop-in ready for use on any standard mil-spec AR-15 lower receiver, requiring no gunsmithing to get into the fight.
Key Features
- Ultra-Lightweight Pencil Barrel: The 16-inch steel barrel is contoured to shed unnecessary weight without sacrificing the ballistic performance of the 5.56mm NATO round. This is the core of the carbine’s easy-handling character.
- Ace Ultra-Light Entry Stock: The fixed 7-inch buttstock provides a solid cheek weld and consistent length of pull while eliminating moving parts. It shaves ounces and snag points, perfect for grabbing from a rack or tight quarters.
- Constant Carry Configuration: Every component, from the A2 flash hider to the streamlined handguard, is selected for a balanced, no-frills package that won’t weigh you down during extended periods of readiness.
- Mil-Spec Foundation: Built on a reliable direct impingement system with standard fire control parts. This ensures broad parts compatibility and familiar operation for anyone with AR platform experience.
Specifications & Details
| Specification | Detail |
|---|---|
| Caliber | 5.56mm NATO |
| Barrel | 16″ Light-Weight Pencil Profile, Steel |
| Muzzle Device | A2 Flash Suppressor |
| Buttstock | Ace Ultra-Light Entry, 7″ Fixed Length |
| Overall Length (Approx.) | ~34.5″ |
| Weight (Approx., Upper Only) | ~4.5 lbs (Significantly lighter than a standard M4 profile) |
The complete upper receiver group is designed to mate seamlessly with any mil-spec AR-15 lower, like those from Anderson Manufacturing or Palmetto State Armory. That said, the real advantage is felt in your hands and on your shoulder. When it comes to home defense, a lighter weapon is a faster weapon—you can acquire targets quicker, transition through doorways with less fatigue, and maintain control under stress. The pencil barrel dissipates heat rapidly during range sessions, though its primary mission isn’t sustained full-auto fire. Think of it as your go-to tool for decisive, mobile response.
Who This Carbine Is For
This build is for the practical shooter who values speed over sustained volume. It’s for the homeowner who needs a capable, easy-handling rifle for property defense. It’s for the armed professional who keeps a carbine behind the seat, where every ounce and inch matters. It’s also an excellent foundation for a minimalist “recce” or patrol rifle where weight savings translate directly to endurance. Priced at $1107.78, it represents a focused investment in essential performance without superfluous accessories.
Pros & Cons
Pros: Drastically reduced weight for all-day carry; streamlined, snag-free profile ideal for vehicle or structure use; uses common 30-round AR magazines; classic A2 flash hider is effective and inexpensive; builds on the universally familiar AR-15 platform.
Cons: The pencil barrel can heat up quickly and may exhibit more point-of-impact shift during long strings of fire than a heavier barrel; the fixed stock does not adjust for different body sizes or gear; this is an upper receiver assembly, requiring a separate lower for complete functionality.
Frequently Asked Questions
Q: Is this a complete rifle?
A: No. This is a complete upper receiver assembly. It must be paired with a separate AR-15 lower receiver (with fire control group and stock/buffer kit) to function. The lower is the serialized part, and an FFL transfer is required for firearm purchases of the lower receiver.
Q: How does the lightweight barrel affect accuracy?
A: For practical defensive or patrol use within 300 yards, the accuracy is more than sufficient. The pencil barrel is plenty accurate for its intended role—rapid, close-to-medium engagement. The trade-off is that it may not maintain sub-MOA precision through 30 rounds as fast as a bull barrel, but that’s not what this carbine is built for.
Q: What is the main advantage of the fixed Ace stock?
A: Simplicity and reliability. With no latches, levers, or telescoping parts, it’s utterly rugged and eliminates a potential failure point. It also creates a consistent cheek weld every time you shoulder the weapon, which speeds up your shot process. The overall length of the complete rifle will be approximately 34.5 inches.
Ready to build a no-nonsense, fast-handling carbine? This DoubleStar Constant Carry upper is available at firearms-missouri.com for Missouri residents and nationwide. Pair it with a quality lower to create a tool that excels where speed and maneuverability are paramount.
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