Holosun HE507C-GR-X2 Reflex Green Dot Sight – ACSS Vulcan Reticle Green Dot Sight Holosun

Holosun HE507C-GR-X2-ACSS Reflex Pistol Green Dot Sight – ACSS Vulcan Reticle

Sale price  £379.99 GBP Regular price  £399.99 GBP
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Holosun HE507C-GR-X2 Reflex Green Dot Sight – ACSS Vulcan Reticle Green Dot Sight Holosun

Holosun HE507C-GR-X2-ACSS Reflex Pistol Green Dot Sight – ACSS Vulcan Reticle

Sale price  £379.99 GBP Regular price  £399.99 GBP

14 Day Returns

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Ships to UK Mainland, Northern Ireland, Jersey and Guernsey

10 Business day dispatch time

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The Holosun HE507C-GR-X2-ACSS is a tactical open-emitter reflex pistol sight featuring the ACSS® Vulcan™ green reticle, designed for fast target acquisition and intuitive aiming. It combines Holosun’s proven Solar Failsafe™ battery backup and Shake Awake™ technology with a patented outer circle and chevron aiming system that enhances situational awareness and centering on target. Built on a rugged 7075-T6 aluminum housing with a side battery tray and multiple brightness settings, this sight offers reliable performance for duty carry, defensive use, and dynamic shooting scenarios.

Key Specifications

  • Brand: Holosun
  • Model Number: HE507C-GR-X2-ACSS
  • UPC: 810047071365
  • Magnification: 1× (no magnification)
  • Reticle: ACSS® Vulcan (10 MOA center chevron with large outer circle) 
  • Reticle Color: Green
  • Illumination Settings: 12 brightness levels (10 daylight + 2 night vision compatible) 
  • Eye Relief: Unlimited
  • Parallax: Parallax-free
  • Battery Type: CR1632 (side-mounted tray) 
  • Battery Life: Estimated 10,000–25,000 hours (varies by brightness & ACSS reticle use) 
  • Housing Material: 7075-T6 Aluminum 
  • Window Size: ~0.63 × 0.91 in (16 × 23 mm) 
  • Footprint: Holosun 507C / RMR compatible mounting pattern 
  • Adjustment Value: 1 MOA per click 
  • Total Elevation Travel: ±50 MOA 
  • Total Windage Travel: ±50 MOA 
  • Waterproof Rating: IP67 (dust & water resistant) 
  • Finish: Black hardcoat anodized 
  • Weight: ~1.5 oz 
  • Included: CR1632 battery, lens cloth, user manual, T-10 L key

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Frequently asked questions

What is the return policy?

Our goal is for every customer to be totally satisfied with their purchase. If this isn’t the case, let us know and we’ll do our best to work with you to make it right. 14 day return if you are not happy. Things must be unopened and in original packaging, unless it is faulty.

Are any purchases final sale?

No, you can cancel at anytime and will receive a full refund. We will always work with you.

When will I get my order?

Shipping & Delivery

  • We work quickly to process and ship your order as soon as possible.
  • Once your order has shipped, you’ll receive an email with full tracking details.

Delivery Times

  • Standard delivery from our USA suppliers: approximately 10 business days (usually within a week)
  • UK Stock Collection items ship within 24 hours.

Stock & Sourcing

  • Due to limited demand, we do not hold inventory in the UK. All products ship direct from our USA suppliers to us then we ship to you so you don’t pay any imports fees.
Where are your products manufactured?

Our products are manufactured both in USA and globally. We carefully select our manufacturing partners to ensure our products are high quality and a fair value.

How much does shipping cost?

Shipping & Insurance

FREE Shipping on all orders. Shipping with Royal Mail Tracked and Special Delivery. All orders are insured.

Do your products include manufacturer warranties?

Yes. All eligible products are covered by the original manufacturer’s warranty, unless otherwise stated on the product page. Warranty terms vary by brand—please refer to the manufacturer’s official documentation for details. Xtreme Tactical is a retailer we do not cover warranty issues. We will help to facilitate any issues.