AT3™ 4xRDM™ 4x Red Dot Magnifier with Flip-to-Side Mount

Based on 29 reviews

SKU: AT3-4XRDM  |  UPC: 783935100174

Out of Stock
Orders will Ship within 1 Business Day
Backed by the AT3 Lifetime Warranty!
TOP ADD-ON'S
Birchwood Casey Shoot-N-C Target - Round Bullseye - 12" - 5 Targets

Birchwood Casey Shoot-N-C Target - Round Bullseye - 12" - 5 Targets

$8.99
3-Pack - Magpul PMAG 30-Round M2 MOE Mag - .223 / 5.56 NATO

3-Pack - Magpul PMAG 30-Round M2 MOE Mag - .223 / 5.56 NATO - MAG571

$35.90

Go from fast up close to precise at long range, with AT3’s new 4x Magnifier with QD Mount

Experience the latest and greatest AT3 Red Dot Magnifier, with a new Quick Detach mount and a crystal-clear 4x magnification for any AT3 Red Dot Sight.

Versatile

  • Easy upgrade to extend the range of any red dot sight with 4X magnification
  • Quickly transition between short- and long-range shooting scenarios. Just push the button and flip the magnifier over.
  • Spacers are included for Absolute and Lower 1/3 Cowitness Red Dot Sights – whatever your sight height, the magnifier will work!
  • The Quick Detach Mount means you don’t need to carry extra weight if the job doesn’t demand it – just flip the lever to add or remove

Accurate

  • Crystal-clear multi-coated optics for a sharp sight picture
  • Adjustment screws make it simple to center the red dot in the sight picture
  • Fast focus adjustment ensures a crisp sight image

Durable

  • Sturdy flip-to-side mount with a positive locking mechanism, made of durable 6061 T6 aluminum matte anodized finish
  • The shockproof optic is built to withstand the recoil of any weapon, including shotguns and large-caliber rifles
  • Scratch-resistant optical coating
  • Backed by the AT3 Lifetime Warranty

Important fit note:

This magnifier is designed for use with the AT3 RD-50 PRO and LEOS Red Dot Sights, as well as many other sights that use riser mounts.  The included spacers correspond to most “Absolute Cowitness” and “Lower 1/3 Cowitness” riser heights for red dot sights.  Installation of either spacer is simple and allows you to have more accurate

Specifications:

  • Magnification: 4x
  • Objective Lens Diameter: 32 mm
  • Height: 1.4in from the base center of the optic (Absolute Cowitness). With the use of the spacer, height is 1.57in
  • Eye Relief: 2.5 in
  • Exit Pupil: 7.0mm
  • Field of View: 49 ft @ 100 yds
  • Length: 4.6in
  • Weight: 12oz with mount
  • Optics Coating: Fully multi-coated
  • Material – 6061 T6 anodized aluminum
  • Included in the box: QD flip to side mount, 4X magnifier, Hex key, Stamped Wrench, Lens Cleaning Cloth, Spacers, and mounting screws

4xRDM Instruction Manual

The AT3 Tactical store has a 90 day no-hassle return policy for products in good condition. You can view the full details of our return policy here.

If you encounter an issue or defect with a product after 90 days of your purchase, you can refer to the manufacturer for a warranty claim. Their policies are below.

AT3 Lifetime Warranty Logo

All AT3 Tactical Brand Products carry a lifetime warranty against manufacturer’s defects.

This includes AT3 Red Dot SightsHandguardsIron Sights, and any other product that carries the “AT3 Tactical” or “AT3™” name. For other brands (ex. Magpul or Troy), please refer to the manufacturer’s warranty policy.

In the event that your AT3™ product becomes unusable, we will repair or replace the product at no charge to you.

If we cannot repair your product, we will replace it with a product in perfect working order of equal or better physical condition. The warranty is fully transferable, but we may require information about the original purchase to validate the authenticity of the product.

If your product is in need of warranty service, please contact AT3 Tactical to start the process

Our contact info is available here. To expedite processing, please provide your order information and description of the defect.

Please note: The AT3 Lifetime Warranty does not cover loss, theft, intentional damage or cosmetic damage that doesn’t affect the performance of the product.

4.3 29 reviews
1
7%
2
3%
3
10%
4
7%
5
72%
4.3 29 reviews
1
7%
2
3%
3
10%
4
7%
5
72%
Customer Images
Leave your review
Rating
4.3 29 reviews
1
7%
2
3%
3
10%
4
7%
5
72%
Customer Images

Customers who viewed this item also viewed these products

AT3™ ALPHA + 4xRDM Red Dot Kit - Includes Red...

(6)
Go up close or long range with the ALPHA Shake Awake Red Dot Sight

AT3™ 4x Magnified Red Dot with Laser Sight Kit -...

(7)
$250.99
This Comprehensive Optics Package Gives You the Right Tools from Point Blank to Long

AT3™ RCO + 4xRDM Magnified Red Dot Kit - Includes...

(5)
$282.99
Bundle a Red Dot with 62 MOA Circle Dot Reticle with 4x Magnifier for
AT3 Red Dot Magnifier w/ 3x Flip to Side Mount

AT3™ RRDM™ 3x Red Dot Magnifier w/ Flip to Side...

(98)
$109.99
Extend the range of your Red Dot Sight with the AT3 3X RRDM (Ruggedized

AT3™ 4x Magnified Red Dot Kit - Includes Red Dot,...

(11)
$235.99
Combine our Best-Selling Red Dot Sight with our Latest Magnifier for a Crisp Sight

AT3™ ALPHA + DELTA Red Dot Kit - Includes Red...

(13)
$274.49
This kit combines the AT3 ALPHA Red Dot Sight with Shake Awake, and the

AT3™ ALPHA + RRDM Red Dot Kit - Includes Red...

(8)
$206.99
Enhance the new ALPHA Shake Awake Red Dot Sight with the RRDM 3x Magnifier!
AT3™ RCO + RRDM Magnified Red Dot Kit - Includes Red Dot with Circle Dot Reticle & 3x Magnifier

AT3™ RCO + RRDM Magnified Red Dot Kit - Includes...

(7)
$239.99
This kit combines the AT3 RCO Red Dot Sight and the RRDM 3x Magnifier

AT3™ LEOS + DELTA Red Dot Kit - Includes Red...

$283.49
This kit combines the AT3 LEOS Red Dot Sight with Laser Sight, and the

AT3™ DELTA 3x Red Dot Magnifier with QD Flip-to-Side Mount

(12)
$184.99
The DELTA has better glass clarity, longer eye relief, and an excellent QD mount!
With 0.83 Inch Riser Mount

AT3™ RD-50 PRO™ Micro 2 MOA Red Dot - Cantilever...

(525)
$99.99
Rugged and Reliable, New and Improved.  Premium Features and Outstanding Value. The best value

AT3™ ARO + 4xRDM Magnified Red Dot Kit - Includes...

(5)
$277.99
Combine our Latest Red Dot Sight and Magnifier for a Crisp, Open Sight Picture

AT3™ 3x Magnified Red Dot Kit - Includes Red Dot,...

(155)
$179.99
This kit combines the AT3 RD-50 PRO Red Dot Sight with .83″ PRO-MOUNT Riser,

AT3™ LEOS™ 2 MOA Red Dot Sight - Integrated Laser...

(351)
$129.99
The AT3 LEOS™ (Laser Enabled Optic System) is Accurate, Versatile, Reliable, & Packed with
LBE Unlimited AR-15 Flash Hider - Birdcage Style

LBE Unlimited AR-15 Flash Hider - Birdcage Style

(1)
$14.49
LBE Unlimited AR15 A2 Bird Cage Flash Hider – 5.56 Standard on most factory

Frequently purchased together

AT3™ LEOS™ 2 MOA Red Dot Sight - Integrated Laser...

(351)
$129.99
The AT3 LEOS™ (Laser Enabled Optic System) is Accurate, Versatile, Reliable, & Packed with
AT3 RD-50™ Micro Red Dot Reflex Sight

AT3 RD-50™ Micro 2 MOA Red Dot - Low Picatinny...

(182)
$74.99
Accurate. Dependable. Unbeatable Value in a Small Package. Featuring a crisp 2 MOA red
AT3 Red Dot Magnifier w/ 3x Flip to Side Mount

AT3™ RRDM™ 3x Red Dot Magnifier w/ Flip to Side...

(98)
$109.99
Extend the range of your Red Dot Sight with the AT3 3X RRDM (Ruggedized
With 0.83 Inch Riser Mount

AT3™ RD-50 PRO™ Micro 2 MOA Red Dot - Cantilever...

(525)
$99.99
Rugged and Reliable, New and Improved.  Premium Features and Outstanding Value. The best value
AT3 Tactical PRO-MOUNT Mini Riser Mount – .83 or 1 Inch Height Lightweight Cantilever Mount

AT3 Tactical PRO-MOUNT Mini Riser Mount – .83 or 1...

(43)
$36.99
The PRO-MOUNT is our improved riser for the AT3 RD-50 Red Dot Sight and

AT3™ DELTA 3x Red Dot Magnifier with QD Flip-to-Side Mount

(12)
$184.99
The DELTA has better glass clarity, longer eye relief, and an excellent QD mount!
AT3 Tactical RCO Red Dot Sight with Circle Dot Reticle and Riser Mounts

AT3™ RCO™ 2 MOA Red Dot Sight - Circle Dot...

(52)
$159.99
The RCO (Rugged Carbine Optic) Does It All – Circle Dot Reticle, Night Vision

AT3™ ALPHA Micro 2 MOA Red Dot Sight - Shake...

(72)
$119.99
AT3’s First Shake Awake Red – or Green – Dot Sight The ALPHA represents
AT3 Tactical Pro Quad Rail AR-15 Handguard with Cerakote Finishes

AT3™ Pro Quad Rail Free Float AR-15 Handguard – 7,...

(293)
$109.99
The New and Improved Pro Quad Rail – Lightweight, Rigid, and Easier to Install

AT3™ 3xP 3x Prism Scope - MOA - Illuminated BDC...

(34)
$239.99
Accurate, Compact Prism Scope with Intuitive BDC Reticle Whether you’re ringing steel or on

AT3™ Red Tail™ Second Focal Plane 30mm Scope - MOA...

(54)
$194.99$194.99
The Red Tail Rifle Scope with Mount – The Best Value, Fastest on Target,
AT3 RD-ARMOR Protective Cover with Lens Caps for RD-50 Red Dot Sight

AT3 RD-ARMOR Protective Cover with Lens Caps for RD-50 Red...

(22)
$14.99
Protect your RD-50 with this easy-to-install cover, with captive lens caps for quick, easy

AT3™ ARO + RRDM Magnified Red Dot Kit - Includes...

(14)
$246.99
This kit combines the AT3 ARO with Absolute Cowitness Mount, and the RRDM 3x
AT3 Spear M-LOK Handguard with Cerakote Finishes - 7 Colors

AT3™ SPEAR Free Float AR-15 Handguard – 9, 12, &...

(699)
$99.99
The AT3 SPEAR™ is our best, most secure handguard. Simple to install, lightweight, and
AT3 ARO™ Micro Red Dot Reflex Sight with Optional Riser Mount

AT3 ARO™ 3 MOA Red Dot - Doctor/Venom/Fastfire Footprint -...

(203)
$149.99
AT3 ARO Combines Largest Viewing Area with Smallest Housing Features Largest viewing area of

Questions & Answers

Don't see the answer
you're looking for?

Loading questions...