Enhance your FN SCAR rifle's performance with the Magpul Black Polymer Ambidextrous SSG Selector Set. Designed for both military and civilian models this selector set offers a seamless drop-in fit for MK16 MK17 SCAR 16S and SCAR 17S rifles. Crafted from durable black polymer it delivers reliable ambidextrous operation without the need for permanent modifications. Enjoy a straightforward installation using the existing set screw ensuring your firearm is equipped with quality components made in the USA.