Rocchetti per macchina da cucire, 4 pezzi, con alloggiamento di bloccaggio, in metallo, universali, facili da installare, rocchetti universali per filo da cucito, accessori per macchina da cucire, arg

You will receive: 4 sewing machine bobbin cases. You can use them as needed or share them with others. Size: Each bobbin case is approximately 21 mm in diameter. Function: The bobbin case ensures the bobbin stops rotating, effectively preventing the bobbin thread from unraveling or tangling when the sewing machine starts and stops. Uses: This bobbin case is typically used as a replacement part for a front-mounted bobbin system on a sewing machine, and can also be used as a spare part. Material: The bobbin case is made of metal, practical and durable.