Enhance your shooting accuracy with the Holosun 509PLT-FN509T Adapter for FN 509, crafted for durability and performance.This tactical optic mount is built from robust 6061 aluminum, ensuring a reliable attachment for FN 509 models. Designed for harsh conditions, its CNC machined structure provides uncompromising strength against severe recoil and rough handling.Compatible with FN 509 Optic Cut Slides6061 aircraft aluminum constructionCorrosion-resistant anodized finishEquip your FN 509 with this high-quality adapter and experience unmatched stability on the range or in the field.