Singer 8280 free arm repair/ replacement parts.  Horizontal spool pin #V610443210 with mounting screw.  Good used working shape with no chips or cracks. Price includes shipping to lower 48.  Return for refund if fails on your Singer 1105, 1107, 1116, 1120, 1130, 1507, 1525, 1725, 1748, 2010 Professional, 2932, 3116, 8280 or 8770 model.