Singer Buttonholer Attachment

Vintage 60s Singer buttonholer attachment with the mint green atomic styled case. This set is compatible with low shank models including the 15, 127, 128, 66, 99, 201, 221 & 222K Featherweight, etc. It comes with the original case, instructions, thumb screw, buttonholer #489500, throat plate cover with mounting screw and the 5 original templates. Very nice vintage condition. Will be clean and rust free with typical signs of age. Please note that the original manual will have creasing / wear but will be legible.