Bobbin IrT standard - Louët

This is the standard lacquered bobbin for all Louët Irish Tension wheels. This bobbin can be used for older wheels too - S10, S51, S20, S60, S70, S71, S75, S76, S77.

Ratios: 1:5.5 / 1:7.5 / 1:10.5, volume: 670 cm3 (42.4 cubic inch)

The groove in the shaft allows you to easily attach your leader.
Product # SA0102