ENHEBRADOR AUTOMATICO 1+, 160th Anniversary, 8768 Heritage, FQ4, Futura 5, Futura Quartet, One, Quartet Futura, SEQS6000, SEQS6700, XL400, XL550 - - - - - - - - - - - - - - - - - - - - - - - - - - Thread Guide, Singer #416438501 Thread Guide, Singer #416438501 Qty: Item # 416438501 Product Details Guaranteed to fit Singer Sewing Machine Models: 1+, 160th Anniversary, 8768 Heritage, FQ4, Futura 5, Futura Quartet, One, Quartet Futura, SEQS6000, SEQS6700, XL400, XL550