We are offering "s" series type ball joint. this type of joint use mostly in offset printing machine & textile machine but, also use in multi purpose use. we provide customization facility to our esteemed clients. please send us your drawing & sample photos by e-maile-mail : orizin_2010@rediffmail.comorizin2010@gmail.com specifications: * working angle : 45 dig in cross section* single joint & double joint* size : 10 mm to 99 mm* made of high grade alloy steel* all friction areas are polished* assembled almost backlash free* pilot bore standard : on request* material : m.s * s.s:304-316 * en: 8-9-31 * bore : with key way, square, hexagon, square, threading.