CETME Model C Rear Sight Base Assembly, high-quality steel construction, designed for CETME Model C rifles, essential component for accurate targeting, ensures precise and reliable aiming, precision-engineered for perfect fit, durable and long-lasting, easy to install, enhances overall shooting performance, ideal for repair and restoration projects, military-grade quality, historical significance, perfect for collectors and firearm enthusiasts, adds authenticity to any CETME rifle collection.