At FN Specialties, we provide a curated number of FN-unique accessories that fulfill the highest requirements of quality and functionality. Boost your FN firearms with our expertly crafted accessories and practical experience enhanced functionality and shooting precision. This is actually a clone of NcStar mount, finished proper. A Compaq https://www.primmaryarmshop.com/product-tag/fn-510-accessories/?per_page=9&layout=list