Holosun 508T mini red dot. Had it on a Volquartsen black mamba. Light usage. Works great. Uses the Trijicon RMR footprint. Comes with a pic rail mount and original box and paper work.
$150 shipped.
Never fired.
SIG MCX Virtus 300 blackout conversion kit. Comes with 9” 300 blackout barrel with pinned Surefire three prong flashhider, PDW handguard and 300 blackout bolt.
$280 shipped.