Description Machifit MGN12H 250 300 500 550mm Linear Rail Guide Linear Sliding Guide Block CNC ToolSpecification Height Block 10mmWidth Block 27mmLength Block 46mmHeight Rail 8mmWidth Rail 12mmLength Rail 100mm 200mm 300mm 400mm 500mm600mm 700mm 800mm 900mm 1000mmRolling bearing seat materialBearing steelQuantity1pcs Features High precision smooth high wear resistance and low noise Advanced production technology precise products high hardness and durability High bearing capacity and low friction Widely used in CNC machine tools machining centers electronics automated machinery textile machinery automotive woodworking machinery printing machinery etc Installation Precautions When installing do not remove the plastic rail in the slider in advance otherwise it will easily cause the steel ball in the slider to fall out during assembly and cannot be installed and used normally Installation steps 1 Align the end of the rail with the slider 2 Use the guide rail to slowly push out the plastic rail 3 The plastic rail falls naturally until the slider is completely loaded into the guide rail Note Please note that the package includes one size set or one single linear block only Package Included 1 x MGN12 Linear Rail MGN12H Linear Rail Guide Block or1 x MGN12H Linear Rail Guide BlockMore Details