<http://schema.org/description>
"Bulky Bobbin for Louet S10 &amp; Louet S51 Spinning WheelsThis bulky bobbin is clear lacquered. Specifically designed for spinning thicker yarns and requires the special bulky (wide) flyer. The bobbin has a sheave with three settings on one end to obtain three different spinning speeds. The ratios are: 6.2:1, 5:1 and 4.2:1.\nFits wheel models S10, S10DT, S51, S51DT, S15, S17 and S75DT.\n\u00A0\nS_01_03_E"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.paradisefibers.com/products/louet-bulky-bobbins-for-bobbin-lead-irish-tensioned-wheels-1-312>