Description
DoubleStar Ace Folding Stock Mechanism with Integrated AR-15 Stock Interface – Black
Upgrade your AR-platform rifle or pistol with the DoubleStar Ace Folding Stock Mechanism, engineered for strength, reliability, and compact versatility. Designed to fold your stock to the right or left side (based on user configuration), this folding mechanism integrates seamlessly with your AR-15 receiver and allows for compact transport, tactical storage, and maneuverability in confined environments.
The DoubleStar Ace Folding Stock Mechanism offers a rugged, field-tested solution for shooters who want to reduce the overall length of their AR without compromising function or durability. Constructed from aircraft-grade aluminum and stainless steel internals, it integrates directly with your AR-15 using a standard threaded interface, providing a rock-solid lockup when deployed.
Perfect for law enforcement, competitive shooters, and vehicle-based applications, this mechanism works with Ace-style stocks or any bufferless or external buffer configuration.
Key Features of DoubleStar Ace Folding Stock Mechanism with Integrated AR-15 Stock Interface
✅ Foldable Design
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Folds left or right based on installation preference
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Perfect for compact storage, transport, and tight quarters
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Locking mechanism holds stock securely in both folded and open positions
✅ Integrated AR-15 Stock Interface
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Interfaces directly with AR-15-style rear receivers
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Compatible with Ace-type stocks and external buffer setups
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Not designed for traditional AR-15 buffer tube systems with internal recoil springs
✅ Durable Construction
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CNC-machined from aircraft-grade aluminum
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Internal components made of stainless steel for added strength
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Mil-spec hardcoat anodized finish for corrosion resistance
✅ Easy Installation
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Threaded attachment fits most AR receiver blocks
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No need for special tools – DIY friendly
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Lightweight design adds minimal bulk
Technical Specifications for DoubleStar Ace Folding Stock Mechanism with Integrated AR-15 Stock Interface
| Feature | Details |
|---|---|
| Brand | DoubleStar |
| Model | Ace Folding Stock Mechanism |
| Color | Black |
| Material | 7075-T6 Aluminum Housing / Stainless Internals |
| Finish | Type III Hardcoat Anodized |
| Stock Interface | Ace AR-15 Style Interface |
| Folding Direction | Ambidextrous (user-configurable) |
| Compatibility | Bufferless systems (i.e., external recoil setups) |
| Weight | Approx. 5.5 oz |
| Made in the USA | ✅ Yes |
Why Choose the DoubleStar Ace Folding Stock Mechanism?
Whether you’re building a compact AR pistol, a precision truck gun, or a folding PDW, the Ace Folding Mechanism offers a field-proven solution for ultimate portability and adaptability.
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Rugged & reliable with positive lockup
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Ideal for vehicle storage and confined spaces
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Built to withstand recoil and abuse
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Perfect for side-charging or bufferless builds
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Proudly made in the USA
Frequently Asked Questions
Q: Will this work with a standard AR-15 buffer tube?
A: No — this is meant for bufferless systems or stocks that don’t require an internal buffer spring, such as Ace stocks.Q: Which direction does it fold?
A: The mechanism can be configured to fold to the left or right, depending on your preference.Q: Is it compatible with AR-10 or other calibers?
A: Yes, as long as the host rifle uses a bufferless rear block with Ace-compatible threads.Q: Can I fire the rifle while the stock is folded?
A: No — firing while folded is not recommended and may damage your firearm.
For shooters demanding compact control and rugged reliability, the DoubleStar Ace Folding Stock Mechanism delivers. Install it on your next custom AR build and enjoy the freedom to fold and go — with confidence.
Buy now and give your AR the folding versatility it deserves.
Also Available :
FAB Defense AR-15 Buttstock – Compact, Cheek Rest, Mil-Spec & Commercial Fit
CMMG Receiver Extension and Stock Kit – A1, Mk3
FAB Defense AR-15 Buttstock with Adjustable Cheek Rest – Fits Mil-Spec & Commercial Buffer Tubes
FAB Defense GL-CORE AR-15 Buttstock – Fits Mil-Spec & Commercial Buffer Tubes
Sylvan Arms Gen4 Folding Stock Adapter – Right Fold for AR10/AR15/AR9
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