25mm Caster Wheel - 360 Degrees, is a swivel wheel that you can practically use in your robotics applications. It has a 25mm wheel diameter. It is easily maneuverable and easy to mount. The swivel wheel provides 360-degree rotation under load. It is fixed to the vehicle with 4 m4 mounting holes. It can carry loads up to 10 kilograms. Screws not included.