Outerimpact Adjustable Co-Witnessing Modular Red Dot Adapter

• Adjustable co-witness height: The sliding two-piece design lets the optic sit at the height that best matches the firearm and sight picture, making it easier to set up an absolute or lower-third co-witness instead of being locked into one fixed position.
• Modular optic interface: Support for multiple popular red dot footprints allows one mount system to work with a wide range of sights, which is practical for shooters who change optics or standardize mounts across several setups.
• Aluminium construction: The aluminium body keeps weight low while still providing the rigidity needed for a stable optic platform, helping preserve handling on carbines, rifles, and other Picatinny-equipped firearms.
• 0 MOA mounting angle: A neutral mount angle keeps the optic aligned for straightforward red dot setup at typical engagement distances, with no built-in cant to complicate zeroing.
• Broad platform compatibility: The Picatinny-based lower interface fits a large variety of firearms and chassis systems, giving the adapter flexibility well beyond a single rifle or handgun model.

About the - Series

Outer Impact's Modular Red Dot Adapter family is built around a simple idea: one mounting system should support a wide range of optics and firearm platforms without forcing the user into a single footprint. Within the brand's firearm-accessory range, this series focuses on modular red dot mounting solutions for both pistol and rifle applications, including dedicated adapters, micro adapters, and Picatinny-based mounting platforms. The line is intended for shooters who want to move between different sight standards while keeping installation straightforward and repeatable.

A defining trait of the series is its use of 7075-T6 aluminum plates, black anodized finishes, and steel alignment pins with Weaver-style screws. In practice, that means a mount system designed for precise optic positioning and secure attachment rather than a generic spacer or riser. Outer Impact also offers the series with compatibility across multiple red dot manufacturers, which makes it relevant for hunting optics, range carbines, and general-purpose tactical setups where optic choice may change over time. The adjustable co-witness versions extend that concept further by allowing the sight height to be tuned to the firearm and the preferred iron-sight relationship.

About the Outerimpact Adjustable Co-Witnessing Modular Red Dot Adapter

The Outerimpact Adjustable Co-Witnessing Modular Red Dot Adapter is designed for shooters who need more control over optic height than a fixed red dot mount can provide. Instead of forcing one sight line, the mount uses an adjustable two-piece construction so the upper section can be set to the preferred co-witness level. That matters when different optics have different window sizes and body shapes, or when the firearm's iron sights sit at a height that does not line up well with a standard riser.

This model is especially useful on Picatinny-rail firearms where the same platform may be used with several optics over time. Its upper interface supports multiple common footprints, including Docter, Trijicon RMR, Shield RMS, Leupold DeltaPoint Pro, C-More RTS, and Holosun 407K/507K patterns, so it can serve as a flexible bridge between the rail and the chosen red dot. The 0 MOA angle keeps the setup neutral and uncomplicated for normal red dot zeroing, while the compact 51.30 mm length helps keep the mount manageable on crowded rail space.

In use, the main benefit is not just compatibility but adaptability. A shooter can tune the sight height for a cleaner presentation, a more natural cheek weld, or a preferred iron-sight relationship without replacing the entire mount. Combined with its black aluminium construction and broad lower compatibility across Picatinny-equipped rifles and chassis systems, this adapter suits practical range use, defensive carbines, and general red dot mounting where flexibility matters more than a single dedicated footprint.

About Outer Impact

OuterImpact is a firearm-accessory brand operated by Outlander LLC. The company focuses on practical mounting solutions for modern optics, with a product range that includes modular red-dot adapter mounts, micro adapters, and Picatinny mounting platforms. Its firearm products are built around interchangeability, allowing one mounting system to support optics from multiple manufacturers rather than limiting the user to a single footprint.

Within the M.R.A. line, Outer Impact specifies 7075-T6 aluminum, black anodized finishes, and the use of steel alignment pins with Weaver-style screws, which reflects a design approach centered on secure fit and repeatable optic positioning. The brand expanded this concept in 2021 with an adjustable co-witness M.R.A. for rifles, carbines, and other Picatinny-topped firearms. That focus on modularity has made Outer Impact particularly relevant to shooters who want to standardize red dot mounting across different firearms and optic footprints.

Main Features

• Manufacturer: Outer Impact
• Made in: USA
• Mounting angle: 0 MOA
• Color: Black
• Material: Aluminium
• Length: 51.30 mm
• Upper compatibility: Docter Mounting Standard, Trijicon RMR Mounting Standard, Holosun 407K/507K Mounting Standard, Shield RMS Mounting Standard, Leupold DeltaPoint Pro Mounting Standard, C-More RTS Mounting Standard
• Lower compatibility: Picatinny Rail, Accuracy International AX308, Accuracy International AX50, Accuracy International AXMC, Accuracy International AT308, Anschutz 1771, Anschutz 1782, Baikal 121 Lis, Baikal 145 Los, Baikal 141 Sobol, Baikal 161 Manul, Benelli Lupo (weaver), Beretta ARX 100, Beretta ARX 160, Beretta ARX 200, Beretta Rx4 Storm, Beretta Cx4 Storm, Beretta BRX1 (Picatinny), CZ 512 Tactical

Warranty

2 years. Outer Impact states a 2-year warranty for this red dot adapter mount.

In the Box

• Mounting hardware