Feature:1. [Suitable] Suitable for 3D printer for Ender 3 3Pro CR10 CR10 S4 CR10 S5, for Tevo Tarantula, etc.2. [Smooth Stable] Smooth and stable movement, solve the problem of swing, improve printing quality and speed.3. [Low Noise] These wheels are low noise, sturdy, durable, with excellent performance and high work efficiency.4. [625zz Bearing] Using sophisticated production technology, these wheels have 625zz bearings and have a long service life.5. [Simple Operation] Each pulley has an accurate center gasket between the two bearings, which is easy to operate and easy to use.Specification:Item Type: V Shape WheelsMaterial: MetalColor: BlackFunction: 3D Printer AccessoriesScope of Application: Suitable for V Shape Material 3D PrinterOuter Diameter: Approx. 24mm or 0.9inInner Diameter: Approx. 5mm or 0.2inHeight: Approx. 11mm or 0.4inNet Weight: Approx. 13g or 0.5oz.Package List:15 xV Shape Wheels