Magpul MBUS Front Flip Sight Gen 2 Black

Magpul MBUS Front Sight Features and Specs
MBUS® -MAGPUL® BACK-UP SIGHT – FRONT GEN.2 – BLACK

Low-cost color injection molded folding back-up sight
Adjustable for elevation & fits most 1913 Picatinny-railed hand guards but is specifically tailored to the AR15/M16 platform
Front sight tool & all mounting hardwware included
NOTE: Not compatible w/railed gas blocks