VEVOR Linear Rail, SBR20, Linear Bearing Slide Set, 2 PCS Rail Shafts with 4 PCS SBR20UU Bearing Blocks of 1800 mm Rustproof Linear Bearing Rail with Pre-Drilled Holes, Ideal for Milling Machines

VEVOR Linear Rail, SBR20, Linear Bearing Slide Set, 2 PCS Rail Shafts with 4 PCS SBR20UU Bearing Blocks of 1800 mm Rustproof Linear Bearing Rail with Pre-Drilled Holes, Ideal for Milling MachinesFine WorkmanshipHeavy-Duty MaterialComplete Linear Guiding SystemSimple InstallationQuiet OperationExtensive ApplicationRail Shafts: SBR20, 71 in / 1800 mm,Gross Weight: 28.7 lbs / 13 kg,Package Dimensions: 72.8 x 3.5 x 3.1 in / 185 x 9 x 8 cm