2 moa on the dot and 32 moa on the outer ring. The lowest point on the 32 moa ring is good for 15 yard shots or closer. You can change between 3 variations.

HOLOSUN HE510C-GR FDE Open Reflex Green Circle Dot Sight

HOLOSUN HE510C-GR FDE Open Reflex Green Circle Dot Sight

Q: Will it fit a sig sauer m17

Comes set to connect to picatinny rail. If your gun has one then it fits. Personally I would consider this to big and chunky of a site to put on a M17 pistol but that’s just me.

Q: Disculpa es compatible con una shadow system XR920?

Esta vista es para un rifle o escopeta. Una mejor opción seria los modelos 407k 507k o 507c y 407c. Solo los ofrecen color negro pero son específicamente para pistolas.

Q: What adapter plate is needed to mount this sight to a Sig P320 M18?

The 510C is not made to mount on a pistol it is.imade for a rifle or carbine you need a RMR like holosun 507 or a Sig RMR

4.7/5

Product ID: 726507161

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🎯2 MOA Dot & 65 MOA Circle reticle

🔋50,000 hrs battery life

🛡️Aluminum & Titanium Hood durability

Frequently Bought Together

HOLOSUN Green Circle Dot, FDE, Solar Failsafe, Shake Awake (HS510C-FDE-G)

HOLOSUN HM3X-FDE 3X Flip-to-Side Magnifier w/QD Mount HM3X

Protective Case Scope Cover for HoloSun 510c, Optics Red Dot Lens Rubber Sight Dust Cover for Holosun HE510c-GR Elite

Description

🎯 Lock on, level up, and never miss the moment.

ROBUST BUILD - Crafted from aluminum with a titanium hood and MAO surface treatment for ultimate durability.
ADAPTIVE BRIGHTNESS - 10 brightness levels plus 2 night vision modes keep you sharp in any lighting condition.
PRECISION TARGETING - Dual reticle design with 2 MOA dot & 65 MOA circle for rapid, pinpoint accuracy.
UNLIMITED EYE RELIEF - Parallax-free with unlimited eye relief ensures seamless target acquisition from any angle.
UNMATCHED BATTERY ENDURANCE - CR2032 battery powers up to 50,000 hours—stay mission-ready without interruptions.

The HOLOSUN HE510C-GR FDE Open Reflex Sight features a dual reticle (2 MOA dot & 65 MOA circle) with a vibrant green 540 nm wavelength, unlimited eye relief, and parallax-free design. Built with durable aluminum and titanium hood with MAO coating, it offers 50,000 hours of battery life powered by a CR2032. Compact and lightweight, it includes adjustable brightness levels and night vision compatibility, making it a top-tier optic for professional shooters and tactical enthusiasts.

Specifications

Model Number	510c-fde-gr
Color	dark earth
Material	Aluminum
Batteries Included	Yes
Product Dimensions	8.38 x 4.27 x 4.52 cm; 0.28 g

Have a Question? See What Others Asked

Will it fit a sig sauer m17

Disculpa es compatible con una shadow system XR920?

What moa is it?

What adapter plate is needed to mount this sight to a Sig P320 M18?

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