Protex 20u. Here at Sew Europe we keep a large range off Protex industrial sewing machine parts in stock. We do stock all the sewing machine feet for Protex industrial sewing machines, we also stock a wide range off spools and spool cases for Protex industrial sewing machines and also many more products and parts in stock. If we do not have the part you are looking for on our website, please do not hesitate to call our office on 01515250511 and a member off staff will be able to assist you in finding your part over the phone or you can email us at “info@sesewing.co.uk”