United Agro Shafts We “United Gears” are a Sole Proprietorship firm engaged in Manufacturer high-quality array of MS Bush, Machined Shafts, Straw Reaper Jack Pin, etc. Since our establishment in 1998 at Ludhiana (Punjab, India), we have been able to meet customer’s varied needs by providing products that are widely appreciated for their varied associated attributes. Under the strict direction of our mentor “Gurmukh Singh”, we have achieved an alleged name in the industry.