Mount an Aimpoint H1/T1 to your Remington 870. This mount is as low as possible to work with traditional or pistol grip stocks; most shooters will not need a riser.
Gunsmithing is required for installation! Installation will require drilling and tapping two 8-32 holes in your shotgun receiver.
UNITS PRODUCED IN 2022 NOW WORK WITH FACTORY HOLES/SPACING IF YOUR 870 HAS THEM
We do not know how will it cowitnesses with various iron sights. We have only used it as a stand alone optics mount.