Husqvarna Viking green bobbins which fit various models. These bobbins have the Husqvarna H written on them.
Compatible models:
Opal 650, 670, 690Q,
Ruby, Ruby Royale, Eden Rose 250C,
Sapphire 965Q, 930, 875, 870, 855, 850, 835, 830,
Topaz 20, 30, 50,
Tribute 140C, S512,