Holosun ARO-CORE Series, 2 MOA or 2 MOA/Multi-Reticle Options with Shake Awake, 22mm Optical Window, 12 Brightness Settings, Co-Witness & Low Mounts, (Red, Green, Gold Reticle Options)
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$167.99
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Availability:
In Stock.
Arrives
Thursday, Nov 5
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At a glance
- Condition
- New
- Color
- Gold
- Style
- Multi-Reticle
- Weight
- 3.38 oz
- Material
- Aluminum
- Magnification Maximum
- 1 x
- Mounting Type
- Picatinny Mount
- In the box
- 1.05" Cowitness Picatinny Mount1.63" Cowitness Picatinny MountARO-CORELens Cleaning ClothWindage & Elevation Multi-tool
- Warranty
- Limited Lifetime Warranty
- Works with
- Rifle
Features 7
- ARO-CORE-RD2 (2 MOA Red Dot) ARO-CORE-GR2 (2 MOA Green Dot) ARO-CORE-GD2 (2 MOA Gold Dot) ARO-CORE-RD2-FDE (2 MOA Red Dot - FDE) ARO-CORE-MRS-RD (Multi-Reticle Red Dot) ARO-CORE-MRS-GR (Multi-Reticle Green Dot) ARO-CORE-MRS-GD (Multi-Reticle Gold Dot)
- Advanced Dot System for Enchanced Precision The Advance Rifle Optic Holosun's next-gen dot optic, combining trusted design elements from the 403 and 503 series with a wider 22mm window and a crisp 2 MOA dot, offering fast and accurate target acquisition in a compact, durable package.
- Reliable Motion Activation with Shake Awake Equipped with Holosuns Shake Awake technology, the ARO-CORE automatically powers on with movement and shuts off when idle, delivering dependable performance whether it's mounted on a home defense rifle or your go-to range setup.
- Extended Battery Life & Tool-Free Access Powered by a CR2032 battery with up to 50,000 hours of runtime (on setting 6), the optic features a side-loading battery tray for easy changes without removing the sight.
- Adaptable Brightness for Any Environment Manual brightness controls give you the flexibility to adapt quickly to lighting conditions, with 10 daylight and 2 night settings for all-day operability. Lockout Mode prevents accidental changes during storage or use.
- Tough, Lightweight, and Weather-Resistant Constructed from rugged aluminum with a matte black anodized finish, the ARO-CORE is IP67 rated for dust and water resistance. At just 3.38 oz (optic body), it delivers field-ready durability in a minimal footprint.
- Flexible Mounting Options for Any Setup Ships with both a 1.63 lower 1/3 co-witness mount and a 1.05 low mount, ensuring compatibility with a wide variety of carbine platforms and shooter preferences.
Description
The Holosun ARO-CORE represents the latest evolution of Holosun’s renowned 403 and 503 series, offering a perfect balance of performance, reliability, and affordability. Designed with shooters in mind, the ARO-CORE features a refined 22mm optical window for enhanced visibility and a crisp 2 MOA dot, providing an optimal sight picture in a compact and lightweight design. Equipped with Shake Awake technology, this optic automatically activates when it detects motion and conserves battery life when idle with auto-off. The side-loading CR2032 battery tray ensures easy battery replacement, while the manual brightness controls offer flexibility with 10 daylight and 2-night compatible settings. The ARO-CORE is built to last with rugged aluminum housing finished in a low-profile matte black. Its IP67 water and dust resistance rating guarantees reliability in harsh environments, while the included 1.63" lower 1/3 co-witness mount and 1.05" low mount offer versatility across different rifle setups. Whether you're a professional or enthusiast, the Holosun ARO- CORE is engineered to provide superior performance in a user-friendly package.
Specs 27
| Brand | HOLOSUN |
|---|---|
| Color | Gold |
| Style | Multi-Reticle |
| Sport | Hunting, recreational shooting, target shooting, competitive shooting |
| Item Weight | 3.38 ounces |
| Material | Aluminum |
| Magnification Maximum | 1 x |
| Objective Lens Diameter | 22 millimeters |
| Magnification Minimum | 1 x |
| Mounting Type | Picatinny Mount |
| Aiming Scope Sight Pin Size | 22 millimeters |
| Reticle Type | Dot |
| Item Display Weight | 3.38 ounces |
| Product Style | Multi-Reticle |
| Lens Color | Gold |
| Material Type | Aluminum |
| Brand Name | HOLOSUN |
| Sport Type | Hunting, recreational shooting, target shooting, competitive shooting |
| Number of Packs | 1 |
| Model Name | ARO-CORE-MRS-GD |
| Manufacturer | Holosun |
| Number of Items | 1 |
| Unit Count | 1 Count |
| UPC | 810047073635 |
| Global Trade Identification Number | 35 |
| Model Number | ARO-CORE-MRS-GD |
| Manufacturer Part Number | ARO-CORE-MRS-GD |
No specs match.
Frequently asked questions
If you place your order now, the estimated arrival date for this product is:
Thursday, Nov 5
Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
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Top Amazon Reviews
Rock‑Solid Performance and Zero Hassle Installation
Color: Red
Style: Multi-Reticle
This Holosun ARO‑CORE Series sight absolutely exceeded expectations. The package showed up earlier than expected and was in perfect condition; no dents, no scratches, nothing out of place. Installation was a breeze; it mounted securely and aligned quickly without any frustration. Once on, the clarity and responsiveness were immediately noticeable. It feels durable, performs flawlessly, and genuinely elevates the setup. Worth every penny and then some.
...
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Reviewed in the United States on June 8, 2026 by Andrew Jones
You get what you.pay for!
Color: Red
Style: Multi-Reticle
I like the three reticle version. be careful on sales items as you need to check they make a single red dot and they make a 3 reticle version. also, why would HOLOSUN no add the low mount like everyone else does. it has a T-1 footprint! so it smart to give or add it in. I had to pay close to 60.00 for the low mount so I can mount it on my Turkanelli M-4. so I actually had to buy two as I bought two.of these on sale. it was a mirical that I got the ARO with three reticles. nice clea glass, sharp reticle. you can adjust it way out if you need to. and its 1x1 power not 1.25x or somwthing thats suppose to be 1x I love it. just PO that I got stuck loosing out on a good deal by having to purchase the low counts. not funny Holoson. just kinda sleezy now eveeytime I consider purchasing a Holosun I will have to go through the bologna of asking the seller.to.open box and checking. I will admit the T-1 style low mounts come with two heavy screws, so the sight won't slide back and forth, as.there don't come with a Picatinny Tight fit lug on bottom. still slides back and forth a little but the two screws keeps it pretty darn tight.
...
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Reviewed in the United States on August 17, 2026 by Doorgunner1969
Love it!
Color: Gold
Style: Multi-Reticle
Hands down my new favorite optic! I have several red and green dot optics, but I REALLY like this gold dot! Easy to install, seems very sturdy, and the dot is crisp!
Reviewed in the United States on June 20, 2026 by Amanda J Greenwell
Best optics for the money
Color: Green
Style: Multi-Reticle
Extremely good radical the optics are amazing battery. Life is amazing. I bought at least seven of these optics and I’ve never had a problem. I do beat them up a little bit and they still work.
Reviewed in the United States on June 2, 2026 by Moble Time
Gold Dot
Color: Gold
Style: Multi-Reticle
Very nice, gold dot is outstanding
Reviewed in the United States on July 19, 2026 by Darryl Nathaniel
Excellent optic
Color: Green
Style: Multi-Reticle
I purchased a cheaper green dot and I couldn't get my rifle to zero . I spent time and money and tried everything but I couldn't zero my rifle. I purchased this green dot and zero was achieved in a flash!! It's so true, you get what you pay for, cheap is dear and all the other cliches!
Reviewed in the United States on June 18, 2026 by Jack Wolk
An awesome optic for the money
Color: Green
Style: Multi-Reticle
I purchased the green reticle version since it’s easier for me to see in daylight. The 65 MOA circle is helpful and the sight picture is clear as day. No issues with battery life and it’s still holding zero after multiple sessions at the range.
Reviewed in the United States on June 12, 2026 by Jay R.
Limited to Single Dot, and Dot With Circle; No Circle Alone
Color: Green
Style: Multi-Reticle
Only one thing lacking: the ability to have a circle-only reticle. You can have a single center dot, or a circle with the dot in the middle, but not a circle only. The green, for me, is easier to find than red. Really like it. I like the shake-awake feature -- saves the CR2032 battery and is always ready. Battery is easy to change but the T10 Torx screws are tiny. Good news: they supply extras in case you lose them. Many brightness levels. Easy to zero, easy to mount -- torque to 30 inch-pounds.
...
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Reviewed in the United States on June 16, 2026 by Used To Care