Authentic Singer Centaur OEM plastic bobbins with metal hub. Outside Diameter: 25.7mm Height: 9.3mm. Axis Diameter: 3.4mm.
Fits Singer Models
2010, 4611, 4613, 4617, 4623, 4663, 6234, 6235, 6238, 6250, 6251, 6267, 6268, 7000, 7005, 7027, 7037, 7043, 7050, 7060, 9113, 9117, 9124, 9133, 9137, 9143, 9217, 9224, 9240, 9417, 9900
Construction: One-piece plastic with metal hub
It’s the same bobbins that came with your Singer machine when new. For Singer 4000, 6000, 7000, and 9000 series models. They work good!





