Fortis F1 Optics Mount is designed to work in conjunction with Aimpoint's popular Micro H-1, or T-1 optics.
This mount will also work with the new Primary Arms Micro Dot with Removable Base and the model with Flip Caps.

It will not work with any previous generation PA Microdot. The F1 Optics Mount is designed to attach to your flat top upper receiver. Its lightweight low-profile is one of the lightest designs out there at 1.1oz. The Fortis F1 Optics Mount features an innovative design by extending the optic forward for faster target acquisition. It secures to any MIL-STD-1913 Picatinny Rail with two slotted machine screws. Offering an absolute cowitness to your AR back up iron sights for a larger field of view.