Product Name: CNC Delrin Mini V Wheel for Openbuilds Rail Model NO.: C022 Application: Ox CNC Workbee Transport Package: Carton Origin: China HS Code: 8504409999 Product Description High Precision CNC Delrin Mini v Wheel For Openbuilds v-slot Extrusion RailThe OpenBuilds Mini V Wheel is used in combination with the Mini V Plate for a small form factor linear actuator guide. They can be used on a variety of projects and are great for use with any V-Slot Extrusion.Each wheel is carefully milled for consistent high precision and tolerance.Part DetailsMaterial - Delrin (black)Dimensions 15.23 OD x 9.974 +/- 0.026 ID x 8.8 'thick'Rockwell Hardness M80Compressive Strengh 63Mpa