SeriesItem NO.Bore Diameter(mm)LM(For Asia use)LM4 LM804 80LME(For Europe use)LME4 LME604 60LMB(Inch Series)LMB3 LMB644.763 101.600 (3/16" 4") REMARKS: 1,"UU" means rubber seals on the both sides of the bearing; 2,The above serieses including the Standard Type, Clearance Adjustment type and Open type. For example: LM8UU -------Standard type LM8UU-AJ----Clearance Adjustment type LM8UU-OP---Open type 3,In the Asian Series,the LMF,LMH and LMK are also available