... 4.steady performance Ningbo Excel small ball joints 1.full inch and metric dimensions series 2.can produce according to ... available via free contacting us.Metric range:E series, G series, K series, W series, for both radial spherical plain bearing and rod ... Precision grade of GEZ series, PB series, and commercial grade COM series for radial spherical plain bearing,CM/F series, KM/F series for rod end ...