Magpul MBUS Back-Up Sight Front Gen 2 BLACK
Magpul MBUS Back-Up Sight Front Gen 2 BLACK

Magpul  MBUS® Back-Up Sight, Front Gen 2 - BLACK

The new MBUS (Magpul Back-Up Sight) GEN 2 is a low-cost, color injection molded, folding back-up sight.
The MBUS Front Sight is adjustable for elevation and fits most Picatinny-railed hand guard equipped weapons, but is specifically tailored to the AR15/M16/M4 platform.

Made in U.S.A.


  • Impact resistant polymer construction provides light weight and resists operational abuse
  • Spring-loaded flip up sight easily activated from either side or by pressing the top
  • Detent and spring pressure keeps sight erect but allows for unobstructed folding under impact, etc.
  • Clamps to most any MIL-STD-1913 Picatinny/STANAG 4694 railed hand guard and provides the same height-over-bore as standard A2 irons
  • Protective wings shield the spring-locking A2 front sight post


  • MBUS – Front Gen 2
    • Weight, w/ hardware: 1.2 oz.
    • Height above rail, stowed: ~0.51 in.
    • Length, stowed: 2.6 in.
    • Length, deployed: 1.5 in.

NEW Features for GEN 2

  • Reduced size for greater optics compatibility
  • Spring-locking front sight post holds consistent elevation


Cannot be mounted to a railed gas block due to excess heat issues.


Front MBUS


be mounted to a railed fore end on the same plane as the receiver rail. Because of this the sight is not compatible with the MOE Hand Guard.


Price: $34.95
Out of Stock

1 Product Reviews - Average rating 5 / 5 (Show All)

Nice combat sights

- 06/19/2014

These sights (front and back) are great. If you have a flat top AR and just some cheap sights, these are the way to go. As the AR guys know, don't expect the plastic not to melt when your rocking and rolling with this guy on the gas block. You will qui...

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