FAB Defense GL-CORE AR-15 Buttstock – Fits Mil-Spec & Commercial Buffer Tubes
Upgrade your rifle with the FAB Defense GL-CORE AR-15 Buttstock, a mission-ready stock engineered for performance, adaptability, and rugged durability. Designed to fit both mil-spec and commercial buffer tubes, this stock delivers tight lockup, improved ergonomics, and a sleek, tactical profile ideal for defense, duty, or sport shooting.
The GL-CORE is FAB Defense’s flagship AR-15 buttstock, offering exceptional strength, lightweight handling, and enhanced shoulder stability. Whether you’re running drills, hitting the range, or setting up for duty use, this stock performs under pressure.
Its unique anti-rattle mechanism ensures a snug fit on any buffer tube, and the integrated rubber buttpad reduces felt recoil and slippage — even with heavy calibers or during rapid fire.
This stock is trusted by military and law enforcement units around the globe, known for its battle-tested design and practical features.
Key Features of FAB Defense GL-CORE AR-15 Buttstock – Fits Mil-Spec & Commercial Buffer Tubes
✅ Secure Fit – Mil-Spec & Commercial Compatible
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Universal design fits all standard AR-15 buffer tubes
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Anti-rattle mechanism ensures tight, wobble-free fit
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Drop-in installation — no modifications needed
✅ Ergonomic Tactical Design
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Angled rubberized buttpad improves comfort and reduces recoil
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Slim profile perfect for tactical or minimalist builds
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Ambidextrous design fits both left- and right-handed shooters
✅ Durable, Lightweight Build
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Made from military-grade reinforced polymer
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Engineered to withstand impact, recoil, and harsh conditions
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Weighs only approx. 9.6 oz — ideal for weight-conscious setups
✅ Quick Sling Compatibility
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Dual QD sling swivel sockets built in
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Supports both single-point and two-point sling setups
Technical Specifications of FAB Defense GL-CORE AR-15 Buttstock – Fits Mil-Spec & Commercial Buffer Tubes
| Feature | Details |
|---|---|
| Brand | FAB Defense |
| Model | GL-CORE |
| Material | Reinforced Polymer |
| Color | Black (available in FDE, OD Green, Gray) |
| Tube Compatibility | Mil-Spec & Commercial |
| Weight | Approx. 9.6 oz (270g) |
| Buttpad | Angled, rubber, non-slip |
| Sling Attachments | Dual Quick Detach (QD) sling ports |
| Cheek Weld | Ergonomic angled cheek support |
| Length Adjustment | 6-position collapsible |
| Made in Israel | ✅ Yes (FAB Defense standard) |
Why Choose the FAB Defense GL-CORE Stock?
Whether you’re building a home-defense carbine, outfitting a patrol rifle, or tuning a competition-ready setup, the GL-CORE offers the perfect balance of rugged construction, lightweight performance, and tactical design.
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Rugged enough for combat
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Tool-free installation
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Lighter than many stocks in its class
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Enhanced shoulder fit and cheek weld
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⚙️ Perfect for law enforcement, military, or civilian builds
Frequently Asked Questions
Q: Will the GL-CORE fit my commercial buffer tube?
A: Yes. It comes with interchangeable inserts for both mil-spec and commercial tubes.
Q: Does the buttpad help with recoil control?
A: Absolutely. The angled rubber pad enhances control and reduces shoulder fatigue.
Q: Can I use a QD sling with this stock?
A: Yes, it has integrated QD sling swivel sockets on both sides.
Q: Is this stock good for long-range optics or iron sights?
A: Yes — its angled cheek weld works well for both sighting systems.
Looking for a battle-ready, lightweight stock that fits any AR-15 platform? The FAB Defense GL-CORE delivers exceptional strength, ergonomic control, and a rock-solid fit in a compact tactical package.
Order your GL-CORE stock today and upgrade your AR with combat-proven design and modern functionality.
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
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