Strike Industries Backup Sight Set - Front/Rear Flip-Up for Versatile Use - SI-SPBUS

Introducing the Strike polymer backup sights (SPBUS), a versatile and affordable sighting system designed for the AR platform, featuring built-in secondary sights for added convenience. Made from lightweight and durable SI polymer extreme material with a robust steel mounting tab and insert, these sights are built to withstand rugged conditions without issues. Installing the SPBUS is quick and easy on any picatinny rail. Both sights flip down low to stay out of the way when not in use, preventin