CAJA BOBINA SINGER CURVY 8770 (NUEVA VERSION) COMAPTIBLE CON: 160, 70, 8500Q, 8768, 90S, FQ4, Futura 5, Futura Quartet, One, One Plus, SEQS6000, SEQS6700, XL400, XL420, XL550, XL580 SINGER XL-400 XL-550, SEQS-6000 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Bobbin Case, Singer #416444401 Item Number: 416444401 Compatible with Singer Sewing Machine Models: SEQS-6000 XL-550 and XL-400.