The Standard Bobbin Lead (Irish Tension) S10 Bobbin. It fits all older model Bobbin Lead wheels.
Capacity: 180-250 grams.
Fits wheel models S10, S10DT, S51, S51DT, S15, S17 and... Read More
This is the perfect bobbin for my Louet S10- ability to change drive ratio is perfect for creating different yarns!