... low friction coefficients and long usage spans, competitive price, good service.2) Series: linear bush series, slide unit series, shaft ... support series and ball screws3) Types: LM, LME, KH, LMF, LMK, LMH, etc ... contact spherical plain bearings, spherical plain thrust bearings, rod ends, ball joint rod ends.Series as follows: LM...UU: LM...(sylinder), LM ...