Holosun ARO Advanced Rifle Optic 1x22mm Reflex Red Dot Sight

Holosun ARO Advanced Rifle Optic 1x22mm Reflex Red Dot Sight, Gold 2MOA Dot Reticle, Black, ARO-GD2

Holosun ARO Advanced Rifle Optic 1x22mm Reflex Red Dot Sight, Red 2MOA Dot Reticle, Black, ARO-RD2

Holosun ARO Advanced Rifle Optic 1x22mm Reflex Red Dot Sight, Green 2MOA Dot Reticle, Black, ARO-GR2

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Questions & Answers

will this fit on the unity tactical rise mount

Yes it will. It is a T-2 footprint

by Peter S, Verified Owner, March 27, 2026

Will this sight work on a mp5 clone

Yes as long as it have a rail to mount to this optic will work on it.

by gray, Verified Owner, December 7, 2025

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Customer Reviews

Helpful Positive Review

Go-To Optic by GreenLight, Verified Owner, June 9, 2026

My Go-To Optic: 5th One Purchased and Still the Best I purchased another Holosun ARO Advanced Rifle Optic 1x22mm (Green 2MOA Dot, Code: 28Y-RD-ARO2-ARO-GR2) on 05/08/2026, actually the 5th one of these I have bought. It has officially become my abso...
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1/1 found this helpful

Helpful Positive Review

An okay red dot by SqueezedLemons, Verified Owner, November 1, 2025

I bought the green dot version. Over all impressions is its well made. The lower rise supplied is something you dont see with other brands. A little concerning on the extra battery tray supplied with the unit so I assume use caution if you take the b...
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1/1 found this helpful

Helpful Positive Review

ANOTHER SOLID RELEASE FROM HOLOSUN by KC, Verified Owner, July 13, 2025

Clean glass, robust design, holds zero very well. Green reticle is VERY nice out here in the NM desert.

5/5 found this helpful

Helpful Positive Review

Holosun Green Dot by machinist419, Verified Owner, July 1, 2025

Great cheap dot for a PCC! I even went out to 100 yards and shot steel with it. It’s definitely a fun little dot!

3/3 found this helpful

Helpful Positive Review

Nice optic by Tom, Verified Owner, January 1, 2026

I use this on my 9mm Stern Defense AR conversion. Easy set up and the optic is nice and clear.

3/3 found this helpful

Helpful Positive Review

dot only, extremely sensitive motion sensor by Stebanoid, Verified Owner, November 15, 2025

First of all, the photos are misleading - the last picture shows 2 reticles, but the model I got supports only "dot". If you want 2 reticles (as I wanted) you need to order ARO-MRS-RD/GR/GD (not the presense of MRS in the name). If there is no MRS, i...
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2/4 found this helpful

Read All 40 Reviews

In Stock

3 Models Available

Illumination Color

All

Holosun ARO Advanced Rifle Optic 1x22mm Reflex Red Dot Sight, Red 2MOA Dot Reticle, Black, ARO-RD2

Illumination Color:: Red

Code: 28Y-RD-ARO2-ARO-RD2

MPN: ARO-RD2

UPC: 810047073598

List: ~~$188.22~~Save 26%

$139.79

Holosun ARO Advanced Rifle Optic 1x22mm Reflex Red Dot Sight, Green 2MOA Dot Reticle, Black, ARO-GR2

Illumination Color:: Green

Code: 28Y-RD-ARO2-ARO-GR2

MPN: ARO-GR2

UPC: 810047073604

List: ~~$199.99~~Save 27%

$146.49

Holosun ARO Advanced Rifle Optic 1x22mm Reflex Red Dot Sight, Gold 2MOA Dot Reticle, Black, ARO-GD2

Illumination Color:: Amber/Gold

Code: 28Y-RD-ARO2-ARO-GD2

MPN: ARO-GD2

UPC: 810047073611

List: ~~$188.22~~Save 29%

$132.79

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Product Info for Holosun ARO Advanced Rifle Optic 1x22mm Reflex Red Dot Sight

ARO (Advanced Rifle Optic) is an advancement on our popular 20mm 403 and 503 series optics. ARO features an all-new 22mm housing design that mates perfectly with our magnifier series, an all-new 1.63 lower 1/3 co-witness pedestal mount, and compatibility with a new lens cover and anti-reflection device system (available separately). The ARO series is available as a 2MOA dot only or with our Multi-Reticle System (MRS) in Red, Green, or Gold dot colors.

Specifications for Holosun ARO Advanced Rifle Optic 1x22mm Reflex Red Dot Sight:

Manufacturer:	Holosun
Color:	Black
Fabric/Material:	Aluminum
Magnification:	1 x
Objective Lens Diameter:	22 mm
Reticle:	2 MOA Dot
Brightness Settings:	12
Eye Relief:	Unlimited
Adjustment Click Value:	0.5 MOA
Battery Type:	Lithium Metal, CR2032
Battery Life:	50000 hours
Water Resistance Level:	IP67
Weight:	3.38 oz
Red Dot Sights-Footprint:	Not Applicable

Package Contents:

Holosun ARO Advanced Rifle Optic 1x22mm Reflex Red Dot Sight

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