The Foxtail Precision Red Dot Adapter Plate for Optics-Ready Pistols is engineered for seamless compatibility with non-MOS Glock models. Designed to support popular optics such as RMR SRO and Holosun models 407c 507c and 508t this adapter plate offers a reliable and durable mounting solution. Crafted from high-strength 7075 aluminum it delivers exceptional durability while maintaining a lightweight profile. The design replaces the rear sight and includes mounting screws for effortless installation. This adapter plate ensures a secure fit and enhances the performance of your optics-ready pistol.