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Holosun SCS-320-GR Multi-Reticle 32MOA Green Circle & 2MOA Dot Sig P320 Pistol Cut Solar-Charging Reflex Sight SCS-320-GR

  • Based on 146 reviews
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Availability: In Stock.
Fulfilled by EuroOptic (✅ Authorized Dealer ✅ Fastest Shipping)

Arrives Wednesday, Apr 29
Order within 4 hours and 26 minutes
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Features

  • HOLOSUN GREEN DOT SIGHT - The SCS-320-GR (Solar Charging Sight) is designed for P320 optics ready handguns or other DPP footprint applications; This pistol sight attaches directly to the slide without an adapter plate and uses our innovative solar charging system with multi-directional light sensors to automatically adjust brightness in dynamic situations
  • HIGH PERFORMANCE - The SCS handgun sight can potentially operate indefinitely using an internal, rechargeable 20,000-hour power reserve; This pistol sight also includes an intensity override function that locks the optic into a high brightness mode for 30 minutes and a low power indicator that warns of low battery days before charging is needed
  • MULTI-RETICLE SYSTEM - This Holosun sight is equipped with MRS to let you select a fast sight picture for shorter distances with a 32 MOA circle with a 2 MOA dot; The large circle allows for a hold-over reference and helps guide your eye to the 2 MOA dot; Either the large ring or dot can be deactivated leaving 2 MOA Dot Only or 32MOA Circle Only
  • MULTILAYER REFLECTIVE GLASS - This green dot sight is manufactured using optical-quality glass lenses with multilayer coatings applied to facilitate maximum light transmission and wear resistance while reducing glare and facilitating reduced power requirements; Holosun's highly reflective coatings produce industry-leading reticle intensity, clarity, and battery efficiency
  • SPECIFICATION - Reticle: Green 2 MOA Dot & 32 MOA Circle; Light Wavelength: 540nm; Magnification: 1x; Parallax Free & Unlimited Eye Relief; Power Source: Solar & Battery; Battery Type: Internal Rechargeable; Battery Life (Hours): Unlimited; Brightness Setting: Auto; Housing Material: 7075 T6 Aluminum; Window Size: 0.90x0.63; Adjustment per Click: 1.5 MOA; W&E Travel Range: 30 MOA

Item Package Dimensions L x W x H: ‎4.69 x 3.62 x 2.52 inches


Package Weight: ‎0.22 Kilograms


Item Weight: ‎0.08 Pounds


Brand Name: ‎HOLOSUN


Model Name: ‎Holosun SCS-320-GR Green Multi-Reticle, Enclosed, Aluminum, Solar Charging Sig P320 Pistol Cut


Color: ‎Black


Material: ‎Other


Suggested Users: ‎unisex-adult


Number of Items: ‎1


Manufacturer: ‎Holosun


Part Number: ‎SCS-320-GR


Included Components: ‎Holosun SCS-320-GR Green Multi-Reticle, Enclosed


Sport Type: ‎Airsoft


Date First Available: February 7, 2023


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Wednesday, Apr 29

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.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Wonderful
Great optics, fit perfect for my Sig P320 AXG Legion. Precision shooting enabled.
Reviewed in the United States on December 21, 2025 by Colby

  • Holosun optics are the best
Beautiful optic-fits perfectly
Reviewed in the United States on October 20, 2025 by charlieb

  • Holosun
Fit Echelon 4.5, green recticle is great
Reviewed in the United States on March 11, 2026 by Amazon Customer

  • Perfect fit for my p320c
I have owned multiple Red Dot from this brand, and I have never been disappointed. The brightness is fantastic and is very easy to install. I expect the same battery life from this one since it is also powered by the sun, which helps prolong your battery life.
Reviewed in the United States on June 11, 2025 by Robinson C.

  • Worth it!
Put it on my sig xten and works great! Easy to dial in and ready to go!
Reviewed in the United States on December 21, 2025 by Brandon Vailes

  • Perfect fit on the Pro Cut slide
I considered several adapter/ filler plates for the Pro Cut slide to match with a Holosun 507 before finding this. I know the Sig p365 series have all the glory nowadays , but this is a beautiful direct bolt-on for the p226 Pro Cut slide, also. Remove the filler plate and screw this down exactly in it's place with the pre threadlocked screws and the tool provided in the box. The side relief cuts even compliment the ones on the Sig Slide. Looks awesome, matches great, and has better features than the Romeo series. ... show more
Reviewed in the United States on January 18, 2024 by Randall Bennett

  • Love it
Love it! Best optic I’ve bought so far!
Reviewed in the United States on November 6, 2025 by Gerardo Ruiz

  • Big FAN!
I love the big window! I have used the EPS extensively through training classes, competitions, as well as EDC. This optic addresses the issues I had with my EPS. The light detecting sensors work fantastic. I have not been disappointed with the selected power settings. Installation is a breeze as with most optics. I have not specifically the build quality of this but there are several videos that directly address this on YouTube. Again, big fan of this optic. Looking forward to running it more next season! ... show more
Reviewed in the United States on November 11, 2024 by Phillip S.

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