Rings, Mounts & BasesAmerican Defense ManufacturingSold by Brownells

American Defense Manufacturing

Recon Quick Detach Scope Mounts - 34mm 20 Moa 2'''' Cantilever Mount, Black

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Quick-detach Scope

ADM patented QD Auto Lock

34mm Ring

20 MOA cantilever design

Cantilever Positions

Optic forward for proper eye

Machined From

6061 T6 aluminum

Hardcoat T3

Mil-Spec anodized finish in matte

$246.63
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SKU: 100017121

Overview

Built for mounting optics on a flattop-style AR-15, this cantilever scope mount positions the optic forward to help achieve proper eye relief. It uses ADM’s patented QD Auto Lock System for quick-detach use and is designed to work with both in-spec and out-of-spec rail systems. The mount is machined from 6061 T6 aluminum and finished in hard coat T3 Mil-Spec anodize in matte black. With a 34mm ring size and 20 MOA cant, it is suited to shooters setting up a rifle for precision-oriented optic placement.

Why Hunters Choose the American Defense Manufacturing

Quick-detach System

Supports fast optic removal and

Cantilever Design

Positions the scope forward for

Made From

6061 T6 aluminum for a

Hard Coat

T3 Mil-Spec anodize adds a

Fits Flattop

Style AR-15 platforms and accommodates

Key Features

  • Quick-detach scope mount with ADM patented QD Auto Lock System
  • 34mm ring size with 20 MOA cantilever design
  • Cantilever positions the optic forward for proper eye relief on flattop AR-15s
  • Machined from 6061 T6 aluminum
  • Hardcoat T3 Mil-Spec anodized finish in matte black
  • Designed to fit both in-spec and out-of-spec rail systems

Best Used For

  • Hunters mounting a 34mm optic on a flattop AR-15 with a cantilever setup for eye relief
  • Shooters who want quick-detach capability for removing and reinstalling optics on the same rifle
  • Users needing a mount that accommodates both in-spec and out-of-spec rail systems
  • AR-15 owners looking for a matte black, hardcoat-anodized aluminum scope mount

Specifications

Blade FinishHard coat T3 Mil-Spec anodize
Cantilever2" Cantilever
Centerline Height Above Rail1 1/2" (3.81cm)
ColorBlack
Height2 1/2" (63.5cm)
Length6" (15.2cm)
Material6061 T6 Aluminum
Moa20 MOA
Mount TypeQuick-Detach Scope Mount
Optic PlatformFlattop style AR-15
Qd SystemADM patented QD Auto Lock System
Rail CompatibilityIn spec and out of spec rail systems
Ring Diameter34mm
Space Between Rings2 1/2"
Width1 7/8" (4.8cm)

Pros

  • Quick-detach system supports fast optic removal and reattachment.
  • Cantilever design positions the scope forward for proper eye relief.
  • Made from 6061 T6 aluminum for a lightweight, durable build.
  • Hard coat T3 Mil-Spec anodize adds a matte black finish.
  • Fits flattop style AR-15 platforms and accommodates in-spec and out-of-spec rails.
  • 34mm ring size with 20 MOA cant and 2-inch cantilever configuration.

Considerations & Trade-offs

  • Designed for a flattop-style AR-15, so it may not suit rifles or setups outside that platform without checking fit first.
  • The 34mm ring size limits compatibility to optics with a 34mm tube diameter.
  • The 20 MOA cant and forward cantilever layout are purpose-built for specific optic setup needs, so they may not be ideal for every hunting or general-purpose configuration.
  • Quick-detach convenience can be useful for removal and reinstallation, but it adds mechanical complexity compared with a fixed mount.

Suggested Comparisons

  • AR-15 scope mounts
  • Quick-detach optic mounts
  • Cantilever scope mounts
  • 34mm scope rings and mounts

Suggested Accessories

  • Scope caps
  • Torque wrench
  • Lens cleaning kit
  • Rail covers

Frequently Asked Questions

What size scope tube does this mount fit?

This product title and specs identify it as a 34mm scope mount. The provided data also notes that models are available for 1" and 30mm scope tubes, but this specific listing is the 34mm version.

Is this mount designed for an AR-15?

Yes. The long description says the RECON mount is ideal for putting optics onto a flattop style AR-15.

What does the 20 MOA cant mean on this mount?

The product title lists this as a 20 MOA mount. The provided data does not explain the practical effect of that cant, so no further detail is verified here.

Does it use a quick-detach system?

Yes. The short description and long description both state that it features a quick-detach system, specifically ADM's patented QD Auto Lock System.

What material and finish are listed for this mount?

The provided specs list 6061 T6 aluminum with a hardcoat anodized matte black finish.