This red dot optic mount is expertly designed for the SIG P320 RX Series Pro Series and AXG models. Crafted from durable 6061 aluminum the mount ensures a lightweight yet sturdy construction. Precision machined on advanced CNC machines and rigorously quality-checked it provides a seamless and reliable fit. The mounting hardware is made from high-grade stainless steel for added durability. This mount is specifically designed for slides that retain the rear iron sight when the cover plate is removed and requires a Romeo 1 Pro optic-ready cut with RMR holes. Each piece is made with care in the USA by a family-owned business ensuring top-tier craftsmanship and lasting performance.