Welcome to our store! 1. 360-degree rotation: The wheel can be rotated 360 degrees, with rotation and lateral maneuverability, solid structure, suitable for various environments, and low maintenance cost. 2. With Central Bearing: With the central bearing equipped with mounting screws, the omnidirectional wheel is more solid, the fixed direction is clear, the installation choice is simple and stable, and the load stability is excellent. 3. Flexible: All-directional movement and rotation, easy directional control and tracking, make turning faster than ordinary wheels, clear fixed direction, simple and stable installation, and good load stability. 4. Application: 100mm omnidirectional wheels are designed for ground and inverted applications, such as manual and electric transmission systems, feeder rails, workstation turntables, robot wheels, etc. 5. Nylon Rubber and Brass: The robot omni wheel is made of premium nylon, rubber, and brass, which is wear-resistant and has a long service life. Item Type: Robot Omni Wheel Material: Nylon, rubber and brass Gross Weight: 403g/14.2oz Color: Black Gray Roller Shaft: Brass Roller Bearing: Copper tube Wheel Diameter: 100mm/3.9in Wheel Width: 39mm/1.5in Wheel Opening: 12mm/0.47in Number of Boards: 2 Number of Rollers: 18 Load Capacity: 15kg Suitable for: Robot cars, robot platforms, and other toys 1 x Robot Omni Wheel 2 x Screws Customers are our top priority. If you encounter any problems with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.