Yhm Flip Rear Sight Blk SR-1 Objective Lens Diameter: 40 mm

Objective Lens Diameter: 40 mm

Accessory Rail Connection (ARC) Option

Designed for AR-style rifles

or receivers drilled and tapped for 6-48 threads

Its tubular construction eliminates harsh edges that can rub or snag and provides double layers of cushioned comfort against the end user while shouldered

Yhm Flip Rear Sight Blk SR-1 Objective Lens Diameter: 40 mmAR 15 Flip Rear Sight Features of this sight include: a rugged but lightweight design with a steel base, a quick release thumb screw, and aluminum stem. Locks in the deployed position with ease and takes up very little space on the upper receiver. Features : 1 2 M. O. A. and comes with a standard rear peep aperture Mounts to any picatinny rail Designed to co witness with the standard M16 M4 front sight