Bearings ========== Model Number : LM.LML Guide Width or Diameter : 3,4,5,6,8,10,12,16,20 4-10pcs/lot LM8UU LM10UU LM16UU LM6UU LM12UU LM3UU Linear Bushing 8mm CNC Linear Bearings for Rods Liner Rail linear shaft parts