Product CatalogLinear Optical Axis Rail Shaft OD8/10/12/6/16mm 300-800mm+SCS8/10/12/6/16UU Linear Bearing Blocks+SK8/10/12/6/16 Bearing SupportHome Improvement > Hardware$23.50 (≈ CA$32.75)$39.16In stockSold by AliExpress WWTo Store