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B5 Sopmod Stock – Mil-Spec AR-15 Carbine Stock
B5 Sopmod Stock – Rugged, Duty-Grade AR-15 Carbine Stock
The B5 Sopmod Stock is a top-tier upgrade trusted by professionals, law enforcement, and military users worldwide. Designed to enhance the classic SOPMOD-style stock, this Mil-Spec carbine stock features an improved cheek weld, internal battery/storage compartments, and an ergonomic, snag-free profile optimized for demanding environments.
Whether you're building a duty rifle, outfitting a clone-correct M4, or setting up a precision AR-15, the B5 Systems Sopmod Stock delivers rugged reliability, refined comfort, and real-world functionality.
Key Features of the B5 Sopmod Stock
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✅ Mil-Spec Fit – Compatible with all Mil-Spec carbine buffer tubes
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✅ Enhanced Cheek Weld – Wider top profile provides better sight alignment & comfort
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✅ Dual Waterproof Storage Compartments – Ideal for batteries or small gear
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✅ Anti-Rotation QD Sling Mount – Ideal for tactical use and stability
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✅ Rubber Buttpad – Improves shoulder grip and recoil absorption
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✅ Stealthy Design – Sloped sides and smooth edges reduce snags on gear or armor
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✅ Made in the USA – Proudly built to military-grade standards
Built for Duty, Defense & Precision
| Application | Why It Works |
|---|---|
| Duty/LE Use | Rock-solid construction with sling versatility |
| Home Defense | Fast handling, secure shouldering, snag-resistant design |
| DMR & Precision ARs | Exceptional cheek weld for consistent sight alignment |
| Clone Builds (M4 SOPMOD) | True-to-form styling with functional upgrades |
Specifications
| Feature | Specification |
|---|---|
| Tube Compatibility | Mil-Spec diameter carbine buffer tubes |
| Weight | 11.5 oz (approx.) |
| Materials | Reinforced polymer, rubber buttpad |
| Sling Options | Integrated QD sling swivel mount + standard loop |
| Colors Available | Black, Flat Dark Earth (FDE), OD Green, Wolf Grey, Coyote Brown |
⭐ What Customers Say
“The best stock I’ve used, period.”
"The cheek weld is perfect, and it locks up tight. Feels great on my SBR and gives me a better sight picture every time." – Mike L.
“Excellent upgrade over basic Mil-Spec stocks.”
"It’s rock solid, has just enough storage, and the QD point is a must. Highly recommend for serious users." – Shane D.
🧠 FAQs – B5 Sopmod Stock
Q: Will the B5 Sopmod Stock fit my AR-15?
A: Yes. It fits any Mil-Spec diameter carbine buffer tube, which is standard on most AR-15 rifles.
Q: What’s the difference between this and a regular stock?
A: The Sopmod offers a larger cheek weld, integrated QD sling point, and internal storage, all built tougher than standard polymer stocks.
Q: What buffer tube do I need?
A: A Mil-Spec carbine buffer tube is required. This stock will not fit commercial tubes.
Buy the B5 Sopmod Stock at Mounts Plus
If you're serious about upgrading your AR-15 with a stock that’s proven, durable, and trusted, the B5 Sopmod Stock delivers. Perfect for tactical builds, clone rifles, and shooters who demand more from their gear.
Fast U.S. shipping. Expert support. Trusted since 1994.
Order your B5 Sopmod Stock now and elevate your rifle’s comfort, control, and combat-readiness.