AD offset QD Mount for Trijicon RMR, Standard Lever

• 45-degree offset layout: Positions a Trijicon RMR at an angled secondary sighting position, making it faster to transition from a magnified optic to a close-range red dot without changing the rifle’s primary setup.
• QD Auto Lock lever system: The patented quick-detach design allows fast removal and reinstallation while maintaining a secure hold on the rail, which is useful for rifles that need adaptable sighting setups.
• Tool-free rail adjustment: The lever system can be adjusted without proprietary tools, so the mount can be fitted to in-spec and out-of-spec Picatinny rails with minimal downtime.
• Compact aluminum construction: The short 34.00 mm body and aluminum build keep added bulk low, helping preserve rifle handling when adding an offset backup optic.
• Made in the USA: Built by American Defense in the United States, this mount follows the company’s focus on robust quick-detach mounting hardware for hard-use firearm platforms.

About the AD Red Dot Mounts Series

American Defense AD Red Dot Mounts form a dedicated part of the company’s optic-mount lineup, covering compact sighting systems for platforms that need a secure and repeatable interface. The series includes mounts for popular footprints such as Aimpoint Micro, Trijicon MRO, and other miniature red-dot patterns, giving shooters options for different rifles, pistols, and support roles. A defining feature across many models is the patented QD Auto Lock lever system, which is designed to fit both in-spec and out-of-spec Picatinny rails and can be adjusted without proprietary tools.

Within the range, American Defense offers several height formats, including low, co-witness, lower 1/3 co-witness, high, and night-vision configurations, along with different lever styles such as standard, TAC, and titanium. That makes the series relevant to users building anything from a lightweight carbine to a more specialized tactical optics setup. The design philosophy is practical: keep the mount compact, repeatable, and easy to remove when the rifle’s role changes. In use, the series is aimed at shooters who want a red-dot mount that combines fast attachment, solid rail engagement, and a layout matched to the optic and platform rather than a one-height-fits-all solution.

About the AD offset QD Mount for Trijicon RMR, Standard Lever

The AD offset QD Mount for Trijicon RMR is built for shooters who want a miniature red dot alongside a primary magnified optic. Its 45-degree offset configuration places the RMR in a natural secondary position, so the rifle can be rolled slightly for close-range aiming instead of forcing the shooter to dial down magnification or compromise the main optic setup. That makes it especially useful on carbines set up for mixed-distance work, where speed at short range matters as much as precision farther out.

This model uses the Standard Lever version of American Defense’s quick-detach system. In practice, that gives the mount a streamlined profile with fewer snag points while still allowing rapid removal or reattachment. The QD Auto Lock lever is designed to work on both in-spec and out-of-spec rail systems and can be adjusted with a finger or flat blade screwdriver, which simplifies installation and helps maintain a consistent fit across different rifles. American Defense also notes that the lever can be configured to lock to the front or rear, giving the user more flexibility around surrounding controls and accessories.

The mount’s compact dimensions and aluminium construction keep added weight and bulk under control, which matters on rifles already carrying a scope, light, or other accessories. A 0 MOA interface keeps the optic in a neutral orientation, while the offset format is intended to clear larger scope adjustment caps more effectively than a straight inline mini-red-dot mount. For a Trijicon RMR-based backup sight, this design focuses on fast transitions, secure clamping, and minimal disruption to the rifle’s balance.

About American Defense

American Defense MFG, LLC is based in New Berlin, Wisconsin and focuses on mounting solutions for optics and firearm accessories across a wide range of weapon platforms. The company is especially known for its patented QD Auto Lock lever system, which is used across mounts for red dots, riflescopes, magnifiers, thermal and night-vision devices, bipods, tripods, lights, and lasers. That specialization gives the brand a strong reputation among shooters who want repeatable quick-detach hardware rather than fixed mounts.

Alongside its mount systems, American Defense also produces fully ambidextrous AR-15 and AR-10 pattern rifles, reflecting a broader focus on practical firearm engineering. Its products are designed and built in the United States, and the company’s catalog shows a consistent emphasis on adaptable mounting geometry, multiple lever options, and compatibility with widely used optic footprints. In this category, American Defense stands out for combining compact mount designs with a rail interface intended for fast handling and dependable return-to-position performance.

Main Features

• Manufacturer: American Defense
• Mount series: AD Red Dot Mounts
• Compatibility: Trijicon RMR
• Mount type: 45-degree offset QD mount
• Lever style: Standard Lever
• Made in: USA
• Material: Aluminium
• Color: Black
• BH height: 15.00 mm
• H height: 15.00 mm
• Length: 34.00 mm
• Extension (KR): KR 0.0 mm
• Inclination: 0 MOA
• Adjustable windage: No
• Bubble level: No

Warranty

American Defense provides a 10-year warranty for this mount. That coverage matches the stated warranty period for this model and supports its role as a hard-use quick-detach mounting solution.