The ROF-90 is a drop-in upgrade for GeisseleA(R) Automatics Super Precision 30mm optic mount. The ROF-90 adds a mounting point at 90Adeg (12:00) for an AIMPOINTA(R) Micro (T1-T2-CompM5) to provide for quick transition to a non-magnified optic for close-range target engagement. Additionally, the Micro can be zeroed for use with use with subsonic cartridges such as 300 AAC Blackout, while allocating the magnified optic for use with supersonic ammunition. Each ROF model is designed to minimize each optic's distance from the host scope's centerline, while ensuring enough clearance that the sight picture isn't obscured. The 30mm ROF-90 for Micro is immediately a Mfg: Reptilia Corp