Schacht's durable plastic bobbins have nub–ended flanges on each end to prevent the bobbin from getting stuck in the rounded interiors of Schacht boat shuttles.
Sold individually. Orifice will fit Leclerc and Ashford shuttles as well.

Opening is approximately 8 mm.

Bobbin measurements:
• 4" Bobbin: 4.5" from tip to tip. 3.75" between spacers.
• 5" Bobbin: 5 7/8" from tip to tip. 5 1/8" between spacers.
• 6" Bobbin: 6.5" from tip to tip. 6" between spacers.