Bobbin Case For Consew Industrial Sewing machines. Bobbin Case # 18096. Genuine Consew parts. Fits Cosnew models : 205RB, 206RB, 206RB-5 We stock many types of sewing machine bobbins and bobbin cases. Even if you don't find the one you looking for, it does not mean we don't have it in stock. Please let us know machine builders' reference numbers and/or machine make & model and we will find one for you.