FEATURES
-All-steel sight base
-The flip sight is easily concealed with the push of a button
-It flips up & locks in the deployed position
-Accepts all standard AR sight posts & hardware (included)
-The two-piece design allows it to be mounted on firearms with pinned & welded muzzle accessories
-Mounts easily & securely with 4 cap screws using a 7/64" Allen wrench
-.750" bore diameter