SIG 522 Free Float Handguard Converter

This finely crafted Hand Guard Converter Nut takes the place of your factory barrel nut and has the threads for your new free float hand guard This does not include the free float hand guard. There are too many to choose from, so I leave that up to you to choose your favorite one.Any free float hand guard that will screw onto an AR-15 pattern rifle will screw onto the converter nut. Warning:&