Made in the USA Weaver Tactical Low-Profile Scope Mount Rail For Mossberg 500 590 835 12 Gauge Shotgun Picatinny Scope Mount For Mossberg 12 Gauge Shotguns Fits Most Mossberg 500 590 and 835 Shotguns Provides Weaver Style Rail For Mounting Your Optics / Accessories Quality Made in the USA Product ! Easy installation with included mounting screws