Holosun 407K/507K Adapter for RMR

Holosun 407K/507K Adapter for RMR Footprint | Compact Mount

The HOLOSUN 407K 507K Adapter for RMR is a precision-engineered mounting plate designed specifically for Holosun 407K and 507K red dot sights, enabling seamless compatibility with Trijicon RMR footprints on pistol slides. This compact adapter excels in sport shooting and hunting applications across Europe, offering robust aluminum construction for extreme durability without adding bulk. As the official Holosun dealer in Croatia, we ensure this essential accessory enhances your optics setup with reliable performance in field conditions.​

Crafted from high-grade aluminum, it features a low-profile 45x25x3.8 mm design weighing just 30 g, preserving weapon balance for extended sessions. Its black anodized finish resists corrosion, making it ideal for wet European weather during hunts or range practice. Buy this adapter to unlock broader mounting options for your K-series sights on RMR-cut slides.

Key Advantages

This adapter stands out with effortless installation using included hardware, operating reliably from -30°C to 60°C. The 3-year EU warranty and customs tariff compliance provide peace of mind for professional users. Its Holosun-K upper footprint to RMR base ensures perfect alignment and zero retention.​

Technical Specifications HOLOSUN 407K 507K Adapter for RMR

Shipping from Split, Croatia to the EU ensures fast delivery for your optics needs.

Frequently Asked Questions

Which Holosun reflex optics is the 407K/507K RMR adapter compatible with?

The Holosun 407K 507K adapter for RMR is specifically designed for Holosun K-series micro red dot sights including the 407K and 507K models, enabling seamless mounting onto standard Trijicon RMR footprint plates favored by European sport shooters. This precision CNC-machined aluminum plate (45x25x3.8mm, 30g) ensures perfect alignment without shims or modifications, maintaining zero retention across setups. As an authorized Holosun Croatia dealer, we confirm exclusive compatibility with these compact reflex optics—ideal for shooters transitioning between optic-ready platforms. The low 3.8mm profile preserves sight picture while adding minimal weight.

How durable is the Holosun 407K/507K RMR adapter plate?

Constructed from robust aircraft aluminum with hard black anodizing, the Holosun 407K 507K RMR adapter withstands operating temperatures from -30°C to +60°C and storage down to -40°C, making it reliable for European hunting trips or range sessions in variable weather. At just 30g, its compact 45x25x3.8mm design resists vibration and corrosion while holding precise alignment under repeated use. Holosun Croatia, as official EU retailer, backs this mount's extreme durability for sport shooting enthusiasts demanding long-term performance without bulk or failure.

What are the installation torque specs for Holosun 407K/507K RMR adapter?

For optimal hold, apply blue Loctite 242 to the included M3 Torx mounting screws and torque to 15-18 in-lbs (1.7-2.0 Nm) using a T10 or T15 driver when securing your 407K/507K reflex optic to the RMR adapter plate. Clean surfaces with isopropyl alcohol first for maximum adhesion. This ensures wobble-free seating on RMR footprints; bed in with 50-100 rounds then re-zero at 10-25m. European shooters appreciate this straightforward process from Holosun Croatia—no special tools needed beyond quality Torx bits for secure, repeatable results.

Does the Holosun 407K 507K adapter work with green or red dot versions?

Yes, the Holosun 407K 507K RMR adapter plate is footprint-specific and works equally well with both red and green dot variants of the 407K/507K series micro reflex sights. Red dots (650nm) offer superior battery life for extended hunting sessions, while green dots (540nm) provide sharper contrast in bright daylight sport shooting—both maintain identical K-series mounting patterns. This universal compatibility simplifies optic swaps across lighting conditions. As official Holosun Croatia stock, we recommend matching your ambient needs while enjoying the adapter's 3-year EU warranty coverage.

What is the EU warranty for Holosun 407K/507K RMR adapter?

Holosun Croatia provides the official 3-year EU warranty on the 407K 507K RMR adapter, covering manufacturing defects in the premium aluminum construction for European sport shooters and hunters. This authorized dealer coverage includes fast local repairs without international shipping hassles, ensuring quick return to use. Register your purchase via Holosun's EU portal for activation; our Split-based team processes claims efficiently. The compact 30g design's proven reliability minimizes issues, but full support stands ready for any concerns.

Is the Holosun 407K/507K RMR adapter suitable for sport shooting?

Absolutely, the ultra-compact Holosun 407K 507K RMR adapter (3.8mm height) excels in dynamic sport shooting by enabling K-series micro red dots on RMR plates with minimal added profile for fast transitions and clear sight pictures. Its lightweight 30g aluminum build maintains balance during extended sessions while the precise footprint alignment supports rapid target acquisition.

Can the Holosun 407K/507K adapter handle hunting conditions?

Yes, rated for -30°C to +60°C operation, the Holosun 407K 507K RMR adapter's hard-anodized aluminum shrugs off rain, mud, and temperature swings common in European hunting environments, securely mounting 407K/507K reflex optics to RMR footprints. The 30g featherweight design won't fatigue you during long stalks, while corrosion-resistant finish ensures field longevity. Hunters from Holosun Croatia praise its vibration-proof hold for all-day reliability when paired with compact red dot sights.

How does the Holosun 407K/507K RMR adapter compare to other mounts?

Unlike taller risers or rail adapters, the Holosun 407K 507K RMR plate offers the lowest profile (3.8mm) specifically for K-series micro optics on RMR footprints, preserving natural sight alignment for European sport shooters seeking seamless integration. Its dedicated 407K/507K compatibility outperforms universal plates prone to slop, while 30g weight beats heavier steel options. As official Holosun Croatia retailer, we highlight its purpose-built precision over generic adapters for superior zero retention and handling.