MaTech Mil-Spec Backup Iron Sight BUIS with Ranging
MaTech Solutions
$103.69
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MaTech Solutions
MaTech Mil-Spec Backup Iron Sight BUIS with Ranging
The MaTech Mil-Spec BUIS with Ranging is a battle-proven backup iron sight engineered to military specifications, delivering instant target acquisition and field-reliable performance on any Picatinny-equipped rifle or carbine.
- Compatible with any Picatinny/MIL-STD-1913 style rail system for universal fit
- Designed collaboratively by Picatinny Arsenal and MaTech engineers for true mil-spec performance
- One-touch flip-up aperture deploys instantly for rapid transition to iron sights
- Extremely low reflective signature reduces glint and maintains tactical concealment
- Built-in ranging capability aids target distance estimation without additional tools
- Rugged construction withstands harsh field conditions, recoil, and heavy daily use
Who This Is For
The MaTech Mil-Spec BUIS is ideal for AR-15 and M4-platform owners, competitive shooters, law enforcement, and military personnel who demand a dependable, no-compromise backup sighting solution. Whether you run a magnified optic as your primary and need a proven failover, or simply want iron sights built to the same standard as issued military equipment, this sight delivers the reliability and precision required when it counts most.
Specifications
| Brand | MaTech Solutions |
|---|---|
| Model | Mil-Spec BUIS W/Ranging |
| Type | Backup Iron Sight (BUIS) – Rear |
| Mount Compatibility | Picatinny / MIL-STD-1913 Rail |
| Deployment | One-Touch Flip-Up Aperture |
| Ranging Feature | Yes – Integrated Ranging Capability |
| Reflectivity | Extremely Low Reflective Signature |
| Design Origin | Picatinny Arsenal / MaTech Engineers |
| Platform | AR-15 / M4 / Picatinny-Rail Rifles |
| Category | Iron Sights |
Frequently Asked Questions
What rifles or platforms is the MaTech Mil-Spec BUIS compatible with?
The MaTech BUIS is designed to mount on any Picatinny (MIL-STD-1913) style rail, making it compatible with the vast majority of modern sporting rifles including AR-15, M4, and M16 platforms, as well as any other rifle or carbine equipped with a standard Picatinny top rail. Simply clamp it to the rail and you're ready to zero and deploy.
How does the ranging feature work on this backup iron sight?
The integrated ranging capability on the MaTech BUIS allows the shooter to estimate target distance using a calibrated aperture or stadia reference built into the sight — a feature rooted in its military design heritage. This gives you a practical advantage in field conditions where laser rangefinders aren't available, helping you make more accurate holdover decisions at varying distances without any additional equipment.
Can I co-witness this sight with a red dot or holographic optic?
Yes. The MaTech Mil-Spec BUIS is designed to function as a backup to primary optics, and when mounted at the appropriate height on a flat-top AR-style upper receiver, it is compatible with standard and lower-third co-witness configurations commonly used with popular red dot sights such as the Aimpoint and EOTech series. Always verify co-witness height with your specific optic before finalizing your setup.
