The Springfield Armory Prodigy 1911 DS AOS Optic Mounting Plate A12B is a purpose-built solution for adding a micro red dot sight to your Prodigy 1911 DS handgun. Developed in collaboration with Agency Arms, this plate is part of the Agency Optic System (AOS), a modular mounting platform that ensures optimal sight height and intuitive target acquisition. Machined from billet steel for superior strength and durability, the A12B plate features an integral rear sight that allows for co-witnessing, preserving a clear view of your iron sights even with an optic installed. Its precision fitment provides a secure and stable mounting surface, maintaining zero and reliability in demanding conditions. Designed to accept a wide range of optics with the RMSc footprint, the A12B plate is compatible with the HEX Wasp, Holosun 507K-X2, Holosun 407K-X2, Shield RMSc, SMSc, RMS2, and the Swampfox Sentinel. Whether you're upgrading your pistol for defensive carry, competition, or range use, this plate delivers the rugged performance and streamlined sight picture required for confident shooting. Each plate ships with the necessary screws for installation and is tailored specifically for Prodigy 1911 DS models equipped with the AOS cut.