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Magpul Front Sight – MBUS Gen 2, Gen 3 & Pro Flip-Up AR-15 BUIS
Magpul Front Sight – Reliable Flip-Up BUIS for AR Platforms
If you’re running a red dot or LPVO, having a reliable set of backup iron sights is a must — and Magpul’s front sights are among the best options on the market. Lightweight, rugged, and fast to deploy, these flip-up sights are trusted by everyone from range shooters to professional operators.
From the budget-friendly MBUS Gen 2 to the all-steel MBUS Pro and the specialized Offset version, Magpul offers a front sight to match any AR build. Each model delivers the same core benefits: tool-free adjustment, quick spring-loaded deployment, and compatibility with standard Picatinny rails.
🔧 Why Choose a Magpul Front Sight?
- Flip-Up Action – Deploys instantly with a push-button release
- Tool-Free Elevation Adjustment – Make on-the-fly zero changes with no extra tools
- AR-Height Design – Works with absolute or lower 1/3 co-witness red dots
- Picatinny Compatible – Fits seamlessly on any flat-top AR or tactical rifle
- Polymer or Steel Models – Choose based on weight, durability, and mission needs
- Made in the USA – Engineered for serious performance
Magpul’s front sights are ideal whether you're building a budget rifle or upgrading a duty-ready carbine.
🔍 Magpul Front Sight Models Compared
| Model | Material | Adjustments | Use Case |
|---|---|---|---|
| MBUS Gen 2 Front | Polymer | Elevation (tool-free) | Affordable, lightweight builds |
| MBUS Gen 3 Front | Polymer | Elevation (tool-free) | Streamlined, updated profile |
| MBUS Pro Front | Steel | Elevation (tool-free) | Rugged, duty-grade applications |
| MBUS Pro Offset Front | Steel | Elevation (tool-free) | Offset setup for magnified optics |
🔩 Mounting & Compatibility
All Magpul front sights are designed to mount securely on MIL-STD-1913 Picatinny rails. Whether you run an AR-15, AR-10, or other tactical rifle, these sights provide consistent performance and easy integration.
They are compatible with most rear backup sights — especially the Magpul MBUS rear sight — and are designed to co-witness perfectly with optics like Aimpoint, Holosun, and EOTech.
💬 FAQ
Q: Will Magpul front sights fit on any AR-15?
A: Yes. As long as your AR has a standard Picatinny top rail, all Magpul front sights will fit securely without modification.
Q: What’s the difference between MBUS Gen 2 and Pro front sights?
A: MBUS Gen 2 uses lightweight polymer, while MBUS Pro is made from steel and has a lower profile. Both offer tool-free elevation adjustment.
Q: Can these co-witness with red dot optics?
A: Absolutely. Magpul front sights are AR-height and designed for both absolute and lower 1/3 co-witness configurations.
Q: What is the purpose of the offset version?
A: The MBUS Pro Offset Front Sight mounts at a 45-degree angle and is perfect for rifles with magnified scopes — allowing quick transitions to iron sights.
Q: Do I need tools to adjust these sights?
A: No. All Magpul front sights allow for easy, tool-free elevation adjustments in the field.