Sig Sauer 556, 522 Rear Sight, Adjustable, Picatinny Rail Mount

The Sig Sauer 556 Rifle adjustable rear sight. Easily mounts on any Picatinny Rail and can be adjusted for windage and elevation. Manufactured in Italy by LPA. Designed to work with factory flip-up front sight #1511204 on 556 rifles. Also works on the Sig Sauer 522 rifle with the shrouded front sight. -CLOSE OUT-