Original Bobbin Hook & Position Bracket Part # 382391 & 507800 Fits Singer Model 500A, 503A
-Original Singer bobbin hook & position bracket,
-Fit models 500A, 503A using (Hook) # 382391 & (Bracket) # 507800
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-Original Singer bobbin hook & position bracket,
-Fit models 500A, 503A using (Hook) # 382391 & (Bracket) # 507800
