Practical Tool---Brand new complete tension assembly, fit for GC6-1 6-5 industrial sewing machines. It is easy to install, it is very functional for all your sewing needs. Premium Material---These sewing machine accessories are made of high quality material, it is to use. Save time---Creating many professional sewing craft and saves much time. Sewing tension assembly as a tool for sewing craft. Improve Work Efficiency---These practical parts have surface, no scratches, greatly increase your efficiency. 3 Pieces---One set includes 3 pieces of sewing machine accessories, very functional for all your sewing needs.