This Remington manufactured late variation safety is for the model 581 bolt action rimfire rifle with the latest style trigger housing (with right side square shaped sear cut out) and late style safety retainer pin (not safety retaining screw) and is in very good condition with light wear. (file photo)

Note: Firearms with the following serial numbers have been observed with this part: 1233428, A1011895, A1033051 & A1045818.