New Replacement Needle Bar Thread Guide - Part # 4302
-New Replacement Needle Bar Thread Guide
-Part # 4302
-Fits Singer models 31-15, 31-17, 31-18, 31-19, 31-20, 331K, 78 class, 17, 17U.
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-New Replacement Needle Bar Thread Guide
-Part # 4302
-Fits Singer models 31-15, 31-17, 31-18, 31-19, 31-20, 331K, 78 class, 17, 17U.
