Quick do-it-yourself sight dovetail blank

dovetail slot blank   Dan dovetail slot blank

Steve's Gunz Dovetail Slot Blank - Blue

JG Airguns WIL1951 38 Dovetail Slot Blank, Williams Buy: Lyman 12S Slot Blank

dragons secret slot Cast in dovetail slot, available in stainless steel, pre filled with polystyrene Used in conjunction with ties to restrain Alternatively, throw the blank in the freezer and point a heat gun at the barrel for 20 or 30 minutes and then the blank should slide right in