User Ratings
No ratings yet
Be the first to review this product
HS507K-X2 Open Reflex Red Dot (MRS)
Designed for concealed carry pistol applications, the HS507K X2 features Lock Mode to prevent inadvertent button setting changes, plus a redesigned button placement.
In the Box
- Multi Tool
- User Manual
- Lens Cloth
Tech & Features
- MRS / Reticles: Circle Dot; 2 MOA Dot; 32 MOA Circle
- Battery Life: Up to 50,000 hours (Setting 6)
- Brightness Settings: 12 total; 10 DL and 2 NV compatible
- Battery Compartment: Convenient tray
- Eye Relief: Parallax-free & unlimited eye relief
- CCW Designed
- Water Resistance: IP67 Waterproof
Specs Highlights
- Reticle: 2 MOA Dot & 32 MOA Circle
- Magnification: 1x
- Light Wavelength: 650nm
- Reticle Color: Red & Green
- Parallax Free: Yes
- Unlimited Eye Relief: Yes
- Power Source: Battery
- Battery Type: CR1632
- Battery Life (Hours): 50,000
- Brightness Setting: 10 DL & 2 NV
- Window Size: 0.58 x 0.77
- Dimensions (in): 1.6 x 0.98 x 0.95
- Weight (oz): 1
- Housing Material: 7075 T6 Aluminum
- Surface Finish: Anodize
- Adjustment per Click: 1 MOA
- Storage Temperature: -20°C ~ 65°C
- Working Temperature: -20°C ~ 51°C
- Submersion: IP67
- Vibration: 5000G
Specifications
- Manufacturer:
- Holosun
- Category:
- red-dot-holo-sight
- Weight:
- 1 oz
- UPC:
- 7814662488303
- MPN:
- HS507K-X2
- Required Component:
- No
Parts Cabinet
Track parts you own or plan to buy.
Where to Buy
Have one to sell?
Sponsored
MantisX
The smart way to train your AR build
Built your rifle — now train it. BlackBeardX installs in minutes and turns your AR into a full dry fire system with smart feedback on every pull.
Shop BlackBeardXPrice History
Current
$295.99
Lowest
$295.99
Highest
$295.99
Price Alert
Sign in to save a target price and receive an email when this component drops.
Sign In to Set AlertSimilar Products

Vortex Optics StrikeFire II Red Dot Sight 30mm Tube 1x 4 MOA Red and Green Dot with Lower 1/3 Co-Witness Cantilever Picatinny Ring Mount Matte Black
Vortex Optics
$149.99

SIG Sauer Romeo4T Pro Red Dot 1x .5 MOA, Black - SOR44101
Sig Sauer
$549.99

Sig Sauer Romeo MSR Red Dot Gen II Optic - SORMSR101
Sig Sauer
$109.99

Vortex Triumph 2 MOA Red Dot Sight w/ Lower 1/3 Co-Witness Mount, Low Mount, Unlimited Eye Relief, Waterproof, Night Vision Compatible
Vortex
$99.00

Trijicon RMR Type 2 3.25 MOA Red Dot Sight Cerakote Olive Drab Green RM01-C-700623
Trijicon
$455.99

Vortex Crossfire 2 MOA Green Dot Black Sight CF-GD2
Vortex
$149.00

Sig Sauer Romeo5 Gen II Compact Red Dot Sight 1x20mm 2 MOA SOR5102
Sig Sauer
$106.99

Aimpoint Patrol Rifle Optic PRO Red Dot Sight LRP Spacer 39mm
Aimpoint
$497.00
Builds Using This Part
No builds yet — be the first to use this part.
Related Guides
Guide
AK Optics Mounting Guide: Side Rail vs Dust Cover vs Handguard
Compare the main AK optics mounting approaches and choose the right setup for durability, repeatable zero, and practical shooting performance.
8 min read
Guide
Glock-Compatible Platform Overview: What Matters for Reliable Builds
A practical overview of Glock-compatible pistol builds, including compatibility checkpoints, reliability priorities, and upgrade sequencing.
7 min read
Guide
Glock-Compatible Red Dot Setup and Zeroing Basics
How to set up a red dot on Glock-compatible pistols, avoid mounting mistakes, and choose a practical zero for defensive and range use.
7 min read