Strike RMR to ACRO Adaptor Plate from Strike Industries allows one to mount the Aimpoint ACRO series on RMR-ready handguns... "The Strike RMR to ACRO Adapter Plate is a convenient and versatile solution for mounting an Aimpoint® ACRO P-1/P-2 (or other ACRO footprint optics) on an RMR footprint slide or RMR optic mount. This mount is designed to work with both front RMR footprint recoil bosses and indexing posts, ensuring a secure and stable fit.