Forward Controls Design EOTech EFLX Full Size Glock Gen 5 MOS Adapter Plate Black OPF-G EFLX. Featuring tight tolerances and front/rear fences and posts it ensures minimal movement and a stable fit for your optic. Made from heat-treated billet 4140 steel with a black nitride coating for added durability. Note: The OPF-G-EFLX adapter plate comes with plate to slide mounting screws but not the sight to plate screws that come with the EOTECH EFLX sight. Specifications for Forward Controls Design EOTech EFLX Full Size Glock Gen 5 MOS Adapter Plate: Manufacturer: Forward Controls Design Fabric/Material: 4140 Steel Color: Black Finish: Nitride Gun Make: Glock Package Contents: Forward Controls Design EOTech EFLX Full Size Glock Gen 5 MOS Adapter Plate Forward Controls Design OPF-G EFLX: EOTech EFLX Full Size Glock Gen 5 MOS Adapter Plate Black