This is the latest Version of the OX CNC Aluminum Gantry Plates. This set of 6 Gantry Plates for the OX CNC machine consists of: 2 x Y Axis Gantry Plates (Left and Right) 2 x Y Axis Gantry Internal Plates Front and Back Z Axis Gantry Plates Specifications: 6mm 6061-T5 Plates (Gantry Plates) 3mm 6061-T5 (Internal Plates) Shiny black anodized for a finished look Use with our M5 Low Profile Screws The new Ox plate set comes with an extra set of internal plates for increased rigidity. Please Note: No wheels or extrusion are included in this quote Z-Axis spacer blocks are not included. Please find them here Instructions on how to assemble the Ox plates can be found below: