... and ease of replacement.Features : 1) Size: 4 ~ 101.6mm2) Series: LM, LME, LMB3) "UU" means rubber seals on the both ... sides of the bearing4) The above series including the standard type, clearance adjustment type and open ... bearings are used widely in the defense, precision machinery,medical instrument, chemical, printing, agriculture, robotic, automatic production line etc. fields. ...