... , ODM service 5.MOQ:100pcs linear bearing LM 3L 3*7*19(d*D*L)linear bearing LM 4L 4*8 ... device (precision equipment), multi-axis machine tools, press machine, tool grinder, automatic gas cutting machine, printer, card sorting machine, food packaging ... inquiry. Photo of our factory: linear bearing LM 3L 3*7*19