The next evolution in our MBUS (Magpul Back-Up Sight) line, the MBUS 3 incorporates the best features, strengths and value of our original MBUS and MBUS Pro Sights in a feature-packed back-up ...

With a simple button press, the Feyachi S37 Flip-Up Iron Sights easily fold down and can be manually flipped up when needed,no spring-assisted popping up. Comes with a hex wrench for easy ...