What optics is the American Defense AD-B2 compatible with?

The AD-B2 base works with red dots, magnifiers, and other optics that mount via Picatinny rails. It’s ideal for Aimpoint, Vortex, EOTech, and more.

Does the AD-B2 hold zero after being removed?

Yes. The QD Auto Lock™ system provides return-to-zero performance, even after multiple mount/dismount cycles.

Is the AD-B2 made in the USA?

Yes. Like all ADM products, the AD-B2 is precision-machined and assembled in Wisconsin using U.S.-sourced materials.

American Defense AD-B2 Mount – QD Auto Lock Base

Name: American Defense AD-B2 Mount
Brand: American Defense Manufacturing
Price: 110.00 USD

**American Defense Quick-Release Modular Base for ACOG Optics** $111.34

**American Defense AD-B2 Cantilever 2.33" QD Mount for Mini ACOG Sights** $113.81

**American Defense AD-B2 Cantilever 1.54" QD Mount for Mini ACOG Sights** $113.81

**American Defense AD-B2 Cantilever 1.64" QD Mount for Mini ACOG Sights** $113.81

**American Defense AD-B2 Cantilever Lower 1/3 QD Mount for Mini ACOG Sights** $113.81

**American Defense AD-B2 Cantilever 1.93" QD Mount for Mini ACOG Sights** $113.81

**American Defense AD-B2 Cantilever 1.41" QD Mount for Mini ACOG Sights** $113.81

American Defense AD-B2 – QD Auto Lock™ Mounting Base

The American Defense AD-B2 is a rugged, low-profile quick-detach (QD) mounting base designed for professional-grade optic mounting. Built around ADM’s patented QD Auto Lock™ system, the AD-B2 allows for rapid attachment and removal from any Picatinny rail—without tools—while ensuring a rock-solid return to zero.

Ideal for red dot sights, magnifiers, and other tactical optics, this lightweight and reliable mount is trusted by shooters who need repeatable performance under pressure.

Key Features of the American Defense AD-B2

✅ QD Auto Lock™ System – Tool-free operation with consistent, secure locking
✅ Return-to-Zero Performance – Maintains zero even after repeated removal
✅ Fully Adjustable – Fits both standard and out-of-spec Picatinny rails
✅ 6061-T6 Aluminum Construction – CNC-machined and hardcoat anodized
✅ Lightweight & Durable – Minimal footprint with maximum performance
✅ Made in the USA – Quality you can trust, from ADM’s Wisconsin facility

Specs & Details


Specification	Details
Material	6061-T6 Aluminum
Finish	Type III Hardcoat Anodized
Compatibility	Picatinny rail systems
Application	Red dots, magnifiers, risers
Mounting Type	QD Auto Lock™ Lever System
Country of Origin	USA (New Berlin, Wisconsin)

🧠 FAQs – American Defense AD-B2

Q: What optics does the AD-B2 work with?
A: The AD-B2 is a universal base designed to accommodate red dots, micro optics, magnifiers, and other tactical accessories that interface with standard Picatinny rails.

Q: Will it hold zero after being removed?
A: Yes. ADM’s Auto Lock™ system is engineered to return to zero even after repeated detachments—perfect for duty, hunting, or range use.

Q: Can I adjust the locking tension?
A: Absolutely. The Auto Lock™ lever is fully adjustable to fit both MIL-SPEC and slightly out-of-spec rails with no tools required.

Q: Is it made in the USA?
A: Yes. All American Defense Manufacturing mounts are designed, CNC-machined, and assembled in Wisconsin using American-sourced materials.

⭐ Customer Reviews

“The best QD mount for red dots.”
“Snaps on and off without a shift in zero. Fit and finish are excellent, and it’s made in the USA.” – Tyler K.

“Perfect for magnifiers and offset setups.”
“Using it with a 3x magnifier behind a T2. Locks tight and repeats zero perfectly every time.” – Sarah P.

Shop the American Defense AD-B2 Mount at Mounts Plus

If you're running optics or accessories that need dependable mounting—and the flexibility of QD detachment—the American Defense AD-B2 is the smart upgrade. Backed by ADM’s lifetime warranty and trusted by professionals in the field, it’s built to exceed expectations.

In stock now. Fast U.S. shipping. Satisfaction guaranteed.

Order your AD-B2 QD Mount today and experience true zero-retention performance.