The FAB Defense VFR Handguard for the FN MAG and M240 is the most rigid platform available today. The VFR features a unique mounting system which totally eliminates movement of the system under any conditions and also makes for true drop-in installation. Features a removable optic rail and designed for hard military use. The FAB Defense VFR is precision machined from solid blocks of aviation-grade 6061 T6 aluminum and hard coat anodized. Made in Israel.