C&H precision plates are meticulously designed and crafted by a small family-owned business based in Coastal Georgia. Each plate is precision machined to the highest tolerances using state-of-the-art HAAS CNC machines, ensuring top-quality performance. A standout feature of many C&H plates is their patented stainless steel T-Nut, which offers an industry-leading six to seven threads of engagement, providing superior strength and stability. Additionally, all mounting hardware is replaceable, meaning that if any component is damaged, it can be easily replaced without the need to replace the entire plate. This commitment to quality and durability makes C&H precision plates a reliable choice for any application. Constructed from 6061 aluminum for a lightweight yet strong build All mounting hardware is made from stainless steel for corrosion-resistance and durability Mil-Spec type III hard anodized plates in black provide superior corrosion-resistance Fits Sig P320 Legion (M17/M18) with R1P/DPP Cut, P320 M17, P320 XCarry Legion, P320 XFive Legion and P320 XFive SXG, ensuring compatibility with multiple P320 configurations