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Questions & Answers
Will this work on a primary arms 5x gen3 Expert Answer

Yes, the American Defense Manufacturing AD-B3-C Cantilever ACOG Base is compatible with the Primary Arms SLx 5x36mm Gen III Prism Scope.

by Ethan, Gear Expert, February 24, 2023
Will this work with ACOG 1.5 X 16 compact TA44? Expert Answer

No. This American Defense Manufacturing AD-B3-C Cantilever ACOG Base is designed for the 4x32 ACOG as well as the Sightmark Wraith Digital Night Vision Devices.

by Ethan, Gear Expert, June 23, 2022
Customer Reviews
Helpful Positive Review
solves acog issues by tscharf0, Verified Owner, July 15, 2022
*note* the mount pictured and described is the older model that raised it up 2.1" center line. It has been discontinued and the new model (according to the manufacturer) will only clear the magpul mbus pro. But still, it raises the scope and pushes i...
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3/3 found this helpful
Helpful Positive Review
Sturdy, easy to use, locks on tight, by Mike, Verified Owner, January 25, 2025
I was worried with only one lever used to hang my ACOG on the picatinny, but it's solidly mounted. It took a few turns of the lock nut to get the right tension, but the lever operation is smooth and secure with the anti-unlock button. Well built, a...
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1/1 found this helpful
Most Recent Reviews
Sturdy, easy to use, locks on tight, by Mike, Verified Owner, January 25, 2025
I was worried with only one lever used to hang my ACOG on the picatinny, but it's solidly mounted. It took a few turns of the lock nut to get the right tension, but the lever operation is smooth and secure with the anti-unlock button. Well built, a...
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Most Recent Reviews
Better than expected! by Nick V, Verified Owner, December 26, 2024
I have the GDI cantilever on my RCO and was afraid I wouldn’t like this one as much. This weighs less and lockup is just as good! Super happy with it and you will be too. I love the tiny titanium lever! Optics planet is the best, trust me.
Most Recent Reviews
Decent ACOG mount with a couple drawbacks by Box, Verified Owner, October 9, 2023
So the good, it's a comfortable height and it's high enough to use some of the rail underneath. This mount obviously is far less robust than the stock Colt style mount, and the clamp and whole mount isn't as good as the Midwest one, the clamp in all...
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0/1 found this helpful
Most Recent Reviews
American defense acog mount by Keegz1989, December 12, 2023
Gives it a little more height and just the right amout to clear a troy folding battle sight. Haven't gotten to shoot it yet to make sure it hold true,but I'm feeling confident it'll do its job.
Read All 7 Reviews
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Product Info for American Defense Manufacturing AD-B3-C Cantilever ACOG Base

Mounting your Trijicon ACOG can interfere with the iron sights, so they can offer some assistance when you need to engage distant threats. However, with the American Defense Cantilever Base Mount, you can place your ACOG sight a much farther rearward without worry of interference. These Red Dot Sight Mounts made by the experts at American Defense Manufacturing allow for a rearward placement that gives you much more eye relief, which means you can aim much farther back without compromising your shooting position. This American Defense Adjustable Base allows you to place your ACOG sight a little farther back, which gives you significantly more eye relief which can make all the difference while taking those precise shots on target. A QD Auto Lock Lever secures your equipment to your rail so that you can easily remove and remount it without a problem. For those out of spec rails, this device is fully adjustable and can be adjusted with a flat blade screwdriver, ensuring it fits your firearm perfectly. Get yours today and experience the difference a high quality, versatile mount brings to your firearm.image

Specifications for American Defense Manufacturing AD-B3-C Cantilever ACOG Base:

Manufacturer: American Defense Manufacturing
Finish: Hard Coat Anodized
Fabric/Material: 6061-T6 Aluminum
Fit: Trijicon ACOG
Red Dot Sights-Footprint: Not Applicable
Attachment Type: Quick Detach
Optic Cut: Not Applicable
Condition: New
Additional Features: Titanium Lever, Cantilever

Features of American Defense Manufacturing AD-B3-C Cantilever ACOG Base

  • Does not require proprietary tools for adjustment.
  • Can be adjusted with your finger or a flat blade screwdriver.
  • Lever can be configured to lock to the front or the rear.
  • Superior clamping surface to insure maximum rail engagement.
  • Precision machined from 6061 T6 Aluminum.
  • Hard coat anodized for a lifetime of performance.
  • Fully adjustable to fit both in spec and out of spec rail systems.
  • American Defense MFG, LLC. products feature a lifetime warranty.
  • Features the Patented QD Auto Lock Lever system.

Package Contents:

  • American Defense Manufacturing AD-B3-C Cantilever ACOG Base

American Defense Manufacturing AD-B3-C Cantilever ACOG Base Orderable Models

List of Orderable Models

  • American Defense Manufacturing QD Auto Lock Cantilever ACOG Base, Black, Small, AD-B3-C-TL , MPN: AD-B3-C-TL , UPC: 810008513453 , Code: 26S-RMT-ADB3CAC-AD-B3-C-TL
  • American Defense Manufacturing QD Auto Lock Cantilever ACOG Base, Flat Dark Earth, Small, AD-B3-C-FDE-TL , MPN: AD-B3-C-FDE-TL , UPC: 810008513460 , Code: 26S-RMT-ADB3CAC-AD-B3-C-FDE-TL
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