Style G / Size 138 bobbins are typically used with topstitch threads that are size 207 and higher.
style g size 138 bobbins Size 138 - Style G bobbins are typically used in small and mid-sized commercial sewing machines for sewing garments, fabrics, leather, and upholstery. They are 0.390 inches (0.861 cm) high and 0.991 inches (2.187 cm) in diameter.
Information
Code Description Image Price Stock  
BOBG138BLAC012Ne Bobbins - Style G - Size 138 - Black (Eddington) - Nylon - Sideless - Pack of 12 Black Color Chip $7.29 11
BOBG138BLAC144Ne Bobbins - Style G - Size 138 - Black (Eddington) - Nylon - Sideless - Box of 144 Black Color Chip $62.19 13
BOBG138WHIT012Pe Bobbins - Style G - Size 138 - White (Eddington) - Polyester - Sideless - Pack of 12 White Color Chip $7.29 12
BOBG138WHIT144Pe Bobbins - Style G - Size 138 - White (Eddington) - Polyester - Sideless - Box of 144 White Color Chip $62.19 10