Holosun HS507K-X2 Red MRS CCW Pistol Sight Shake Awake Lock Mode 2 MOA Red Dot, 32 MOA Circle, or Circle-Dot combo

Holosun HS507K-X2 Red MRS CCW Optic K Footprint Super LED 2 MOA Red Dot, 32 MOA Circle, or Circle-Dot Combo Shake Awake

The Holosun HS507K-X2 revolutionizes concealed carry optics with its ultra-compact design tailored for everyday discretion, featuring the innovative Lock Mode from LE-grade models that secures buttons against accidental changes during holster draw or carry. Improved side-mounted buttons complement this protection, while the Super LED Multi-Reticle System (MRS) offers a precise 2 MOA red dot, expansive 32 MOA circle, or circle-dot combo for rapid both-eyes-open acquisition in close-range sport shooting. Shake Awake extends CR1632 life to 50,000 hours by auto-sleeping, reactivating instantly on motion. The 0.58x0.77-inch window delivers parallax-free clarity with unlimited eye relief and multi-layer coatings.

Proven for European concealed carry enthusiasts, 7075 T6 aluminum housing survives IP67 submersion and 5000G vibration (-20°C to +60°C operation).

Optical Performance

540nm red LED with 12 brightness levels (10 DL, 2 NV); MRS adapts to speed or precision needs.

Technology & Reliability

Side battery tray; kit includes multi-tool, cloth, manual.

Technical Specifications Holosun HS507K-X2

Practical Use in Europe

Ideal for EU concealed carry sports; Lock Mode ensures reliability in daily carry.

Why Buy from Holosun Croatia

Full EU warranty, expert fitting advice, fast shipping from Split, Croatia across the EU. Buy the HS507K-X2 now.

Frequently Asked Questions

What is the battery life of the Holosun HS507K‑X2?
The Holosun HS507K‑X2 is a compact open‑reflex red dot sight powered by a side‑mounted CR1632 battery, with Holosun‑rated runtime typically reaching up to 50,000 hours on the 2 MOA red dot at mid‑brightness under normal use. The optic makes use of Shake‑Awake motion‑sensing power management, which dims or turns off the reticle when the device is idle and instantly wakes it when small movements are detected. This intelligent system greatly extends the practical battery life, allowing European sport shooters and hunters to keep the HS507K‑X2 ready‑to‑go across many training sessions and field trips with minimal battery changes. As an authorized Holosun dealer, Holosun Croatia can advise on how to optimize brightness settings and usage patterns to keep this reflex optic responsive and reliable while minimizing unnecessary power consumption.

What reticle system (MRS) does the Holosun HS507K‑X2 use?
The Holosun HS507K‑X2 features Holosun’s Multi‑Reticle System (MRS), offering a precise 2 MOA red dot center reticle and a larger 32 MOA circle for rapid target acquisition at close range. The MRS design lets users choose between dot‑only, circle‑only, or dot‑plus‑circle modes, giving flexibility for European sport‑shooting drills and compact rail‑based setups. The small 2 MOA dot provides accurate aiming at medium distances, while the large outer circle speeds up target engagement in dynamic, close‑range scenarios. Compared with a standard single‑dot red dot sight, the HS507K‑X2’s MRS‑based layout adds extra versatility without cluttering the sight picture, making it a practical reflex optic for rail‑mount platforms that must handle both speed‑oriented and precision‑oriented use.

How does the red‑dot HS507K‑X2 differ from green‑dot versions?
The Holosun HS507K‑X2 is offered as a red‑dot reflex optic, while Holosun also supplies equivalent green‑dot variants (such as HE507K‑GR‑X2) with the same open‑reflex K‑X2 footprint, 2 MOA center dot, 32 MOA circle, and MRS functionality, differing only in LED color. Red‑dot optics like the HS507K‑X2 generally offer slightly better battery efficiency and a less visually intense aiming point in bright daylight, which many users prefer for battery‑sensitive or high‑contrast setups. Green‑dot versions appear brighter and more vivid against green‑tinted or foliage‑heavy backgrounds, which many European hunters and sport shooters favor in wooded environments. Both green dot and red dot HS507K‑X2‑style models provide parallax‑free imaging and unlimited eye relief, so the choice usually depends on personal preference and the specific lighting conditions expected during European outdoor use.

How durable and weather‑resistant is the Holosun HS507K‑X2?
The Holosun HS507K‑X2 is built with a rugged 7075 T6 aluminum housing and sealed construction designed for demanding field conditions. The optic is rated IP67 for water and dust resistance and engineered to withstand high‑level vibration and mechanical shock, helping it maintain a stable, repeatable zero on rail‑mounted platforms. The open‑reflex K‑X2 design keeps the profile extremely low, which minimizes weight and supports compact integration on rail‑based setups. For European sport shooters and hunters, the HS507K‑X2 can handle rain, temperature changes, and rough handling without noticeable performance loss, making it a dependable red dot sight for long‑term use in mixed‑terrain and mixed‑weather environments. The sealed body also protects the internal MRS‑reflector assembly from debris, helping to preserve long‑term optical clarity.

Which rail platforms and accessories is the HS507K‑X2 compatible with?
The Holosun HS507K‑X2 uses Holosun’s compact K‑footprint, a rail‑style interface optimized for many modern rail‑topped and slide‑based platforms across Europe. The optic can be mounted directly on K‑compatible interfaces or used with adapter plates when different slide footprints are required, giving flexibility when switching between systems. The side‑mounted CR1632 battery tray allows quick replacement without removing the reflex optic from the rail, which is convenient for frequent field users and competition‑oriented shooters. The HS507K‑X2 also works well with low‑profile risers, rail‑covers, and co‑witnessing plates, and can be paired with flip‑to‑side magnifiers on compatible platforms when extra magnification is desired. As an authorized Holosun dealer, Holosun Croatia can recommend the best K‑mount configuration and accessories to ensure the HS507K‑X2 integrates seamlessly into your red dot sight arrangement.

Is the Holosun HS507K‑X2 suitable for European hunting and sport shooting?
Yes, the Holosun HS507K‑X2 is well suited to European hunting and sport‑shooting thanks to its compact size, 2 MOA red dot with 32 MOA circle reticle, and robust, sealed construction. The MRS pattern supports fast target acquisition at close range with the large circle, while the 2 MOA center dot remains precise enough for aimed shots at medium distances typical of European forests, mixed‑terrain hunting grounds, and sporting‑style ranges. The sealed, shock‑resistant housing and efficient Shake‑Awake‑assisted power system allow reliable performance under changing light and weather conditions, from low‑light mornings to bright‑day observations. For European sport shooters and hunters, the HS507K‑X2 is a practical reflex optic that performs consistently on compact, rail‑based platforms, whether used for sport‑oriented drills, driven‑game‑type situations, or still‑hunting‑style stalking.

What warranty does Holosun provide for the HS507K‑X2 in the EU?
Holosun provides an official EU warranty on the Holosun HS507K‑X2 red dot sight through its European service network and authorized Holosun dealers such as Holosun Croatia. The standard warranty typically covers the glass, LED illumination, and core electronic components for several years from the original retail purchase date when used under normal personal‑use conditions. The HS507K‑X2 also benefits from Holosun’s long‑term illumination‑system coverage, which extends protection for the 2 MOA red‑dot reticle and MRS circle during typical field use. As an authorized Holosun dealer in Croatia, Holosun Croatia can manage warranty claims, inspections, and service coordination without requiring the HS507K‑X2 to be shipped outside the EU. This ensures European sport shooters and hunters can resolve manufacturing‑related issues through a dedicated official EU‑based channel backed by the official EU warranty.

507 series of collimators.  507COMP, 507C x2, 507K x2