Transform your FN SCAR into a more modular ergonomic platform with the KDG MREX MkII 6.5 a lightweight precision‑machined rail upgrade that extends your top rail and adds M‑LOK mounting where you need it. Made from 6061‑T6 aircraft‑grade aluminum with an FDE Cerakote finish the 6.5″ MREX MkII weighs just 8.5 oz and is built for SCAR 16 and SCAR 17 reliability in the harshest conditions. Ships 100% made in the USA with a pre‑installed bridge hardware kit and QR installation guide; upgrade your SCAR today to unlock true modularity and mission‑ready performance.