10 Ago 2Pcs SBR12/16/20 Linear Rail Shaft 300mm~1500mm+4 Pcs SBR12/16/20 Bearing Block
CNC parts linear rails are made of carbon steel, linear Bearings made of quality bearing steel with aluminum alloy housing. Aluminum alloy support rail with pre-drilled holes for ease of mounting. Easy to install, no need for maintenance....