Feature: 1. Aluminium Alloy: The robot omni wheel is made of premium aluminium alloy materials, 360 degree rotation, light, solid in structure, suitable for different environments, and low in maintenance cost. 2. Flexible: All directional movement and rotation, with rotation and lateral mobility, can easily control and track the direction, making the steering faster than ordinary wheels. 3. 10 Rubber Rollers: The delivery includes 10 rubber rollers, which are made of nylon and PE. The rollers are installed around them to avoid sliding. The multiple rollers are compact and flexible, so as to stabilize the robot or establish a complete power transmission system. 4. Anti Slipping: The 60mm double plate aluminum omnidirectional wheel is equipped with some rollers along the environment because it can roll freely in both directions. Rubber rollers are also provided to prevent slipping. 5. Excellent Load Stability: The installation of the robot omni wheel is simple and it is stable to use, and the load stability is excellent. Specification: Item Type: Robot Omni Wheel Gross Weight: 80g/2.8oz Main Material: Aluminum alloy Roller Material: Nylon and PE Wheel Diameter: 60mm/2.4in Wheel Width: 25.6mm/1.0in Roller Width: 13mm/0.51in Wheel Aperture: 12mm/0.47in Number of Boards: 2 Number of Rollers: 10 Load Capacity: 3kg Applicable to: Omnidirectional intelligent robot car DIY accessories, 14145. Package List: 1 x Robot Omni Wheel3 x Screw Note: 1. Due to manual measurement, 1 to 3mm error is allowed, thank you!2. Due to the difference between different monitors, the picture may not reflect the actual color of the project.