ITEM: Bobbin Case Assembly - VERY HIGH QUALITY,
STEEL Bobbin Case Assembly for the Singer 31-20 and 44-13
Class Sewing Machines. Please note that the Listing Photograph
PART #: 20756
ADDITIONAL
PART #: BC-31-20
SC51
SIZE: Fits Bobbins (Part Number 19131) 59/64 inches (23 mm) wide &
23/64 inches (9 mm) thick with a hole diameter of 1/4 inches (6.4 mm)
(ALL SIZES APPROXIMATE)
FITS: Singer: 31-20 31-22 31-24 44-13 44-17 44-22 44-24 44-74