Matech BUIS OGU83 Picatinny Marked Ranging Rear Back Up Iron Sight

Description

For auction, Picatinny marked Matech manufactured OGU83
BUIS ranging rear sight.
Sight is US Military issue take off,
in lightly used, very good - excellent condition. Made of steel, black finish, fits any MIL-STD-1913 rail, Picatinny rail. Marked on bottom OGU83, marked on side Picatinny, with“Picatinny” castle, is not marked Matech, but was manufactured by them (OGU83 is the Matech Cage Code.). Back up sight when removing or using without handle, can be used and co-witness with Eotech or other prism and red dot sights, has flip up aperture.
Sold as shown, sold as is.