Guide Width or Diameter: 15/20/25/30/35/45mm Guide Length: 100mm-4000mm Material: Stainless Steel Type: Flange Linear Block Rail Weight: 1.4 KG/m Block Weight: 0.21 KG Precision Rating: High Application: CNC Machine Feature: Low Friction, high accuracy Package: Original Package Payment: TT/PayPal/Weston Union Product Name: Linear Guideway Rail Show More