Magpul Industries  |  SKU: RSR-MPIMAG247BLK
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Magpul - MBUS® Sight – Front, Various Colors

Sale price $3799 Regular price $3995
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Description

The Original MBUS.

 

 

The MBUS (Magpul® Back-Up Sight) is a cost-effective, injection-molded, folding back-up sight. The MBUS Front Sight is designed for AR15/M16 platforms and fits most 1913 Picatinny-railed hand guards. It is adjustable for elevation, with an included adjustment tool, though most aftermarket A2 front sight tools will also work.

Made in the USA, the MBUS Front Sight provides reliable, lightweight performance with impact-resistant polymer construction.

Features:

  • Spring-Loaded Flip-Up Sight: Easily activated from either side or by pressing the top.
  • Protective Design: Protective wings shield the spring-locking A2 front sight post from damage.
  • Impact-Resistant Polymer Construction: Light weight and highly durable, able to resist operational abuse.
  • Secure and Functional: Detent and spring pressure keep the sight erect, but allow it to fold under impact without damage.
  • Compatible with MIL-STD-1913 Picatinny Rails: Designed for use on most MIL-STD-1913 Picatinny / STANAG 4694-railed hand guards, providing the same height-over-bore as standard A2 iron sights.

 

Technical Specifications:

  • Position: Front
  • Height Above Rail (Stowed): ~0.51 in.
  • Length (Deployed): 1.5 in.
  • Length (Stowed): 2.6 in.
  • Weight (with Hardware): 1.2 oz.
  • Elevation Adjustment:

~1.6 MOA (1.886"/100m) per click with a 14.5" sight radius

~1.2 MOA (1.367"/100m) per click with a 20" sight radius

Note: The MBUS Front Sight cannot be mounted to a railed gas block due to excess heat. It must be mounted to a railed fore end on the same plane as the receiver rail, and is not compatible with MOE Hand Guards.

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Frequently Asked Questions

What are the key features of the Magpul MBUS Front Sight?

The Magpul MBUS Front Sight is designed for AR15/M16 platforms and offers a cost-effective, reliable backup sighting solution. It features a spring-loaded flip-up mechanism that can be activated from either side or by pressing the top. The protective wings shield the A2 front sight post, which is adjustable for elevation using the included tool. Made from impact-resistant polymer, this sight is lightweight yet durable, ensuring it can withstand operational abuse.

How does the Magpul MBUS Front Sight adjust for elevation?

The Magpul MBUS Front Sight is adjustable for elevation using the included adjustment tool. This allows users to fine-tune their sight settings for accuracy at different distances. While the sight comes with its own tool, most aftermarket A2 front sight tools are also compatible, providing flexibility for those who may already own such tools.

Can the MBUS Front Sight be mounted on any Picatinny rail?

The MBUS Front Sight is compatible with most MIL-STD-1913 Picatinny rails, ensuring broad compatibility with various hand guards. However, it must be mounted to a railed fore end on the same plane as the receiver rail and is not suitable for railed gas blocks due to excess heat exposure. This limitation is crucial for maintaining the sight's integrity and performance.

What makes the Magpul MBUS Front Sight durable?

The MBUS Front Sight is crafted from impact-resistant polymer, which provides lightweight yet robust durability. This material allows the sight to resist operational abuse and maintain functionality even under harsh conditions. The sight's design includes protective wings that shield the A2 front sight post, adding an extra layer of durability against potential impacts.

Why is the MBUS Front Sight not compatible with MOE Hand Guards?

The MBUS Front Sight is not compatible with MOE Hand Guards because it requires a Picatinny rail for proper mounting. MOE Hand Guards typically lack the necessary rail space, which is crucial for securely attaching the sight. This design choice ensures that the sight remains stable and accurate during use.

In what scenarios is the MBUS Front Sight most useful?

The MBUS Front Sight is particularly useful as a backup sighting option in tactical and emergency scenarios. It provides a reliable alternative in case your primary optic fails, ensuring you maintain sighting capability. This is critical in high-stress situations where quick target acquisition is necessary. For more insights on tactical gear, explore our Optics, Sights & Lasers collection.

What are the limitations of using the MBUS Front Sight?

One of the main limitations of the MBUS Front Sight is its incompatibility with railed gas blocks due to potential heat damage. This requires users to ensure the sight is mounted on a railed fore end that is on the same plane as the receiver rail. Additionally, while the polymer construction is durable, it may not withstand extreme conditions as well as metal sights.

How does the spring-loaded flip-up mechanism benefit users?

The spring-loaded flip-up mechanism allows for rapid deployment of the sight, which is crucial in dynamic environments. This feature enables users to quickly transition to backup sights without manual adjustment, maintaining focus on the target. This is particularly beneficial in tactical scenarios where time is of the essence.

What should be considered when integrating the MBUS Front Sight into a tactical setup?

When integrating the MBUS Front Sight into a tactical setup, it's important to consider its compatibility with existing rails and optics. Ensure the sight is mounted on a compatible Picatinny rail and that it does not interfere with other mounted accessories. Additionally, understanding how it complements your primary optic can enhance overall effectiveness. For more on tactical gear integration, check out our Security: Optics & Sights collection.

How does the MBUS Front Sight contribute to overall firearm readiness?

The MBUS Front Sight enhances firearm readiness by providing a reliable backup sighting option that is quickly deployable. Its lightweight design ensures it does not add significant weight to the firearm, while its durable construction ensures it remains functional in various conditions. This makes it an essential component for preparedness in both tactical and emergency scenarios.