pA caster (also castor ) is a wheeled device typically mounted to a object that enables relatively easy rolling movement of the object. casters are essentially special housings that include a wheel, facilitating the installation of wheels on objects. casters are found virtually everywhere. It is used as neutral wheel for small robot, Micromouse etc./p
pThis Caster Wheel supports small and medium sized robots. The nylon wheel is 21mm in diameter and the entire part is 33mm tall. The wheel is supported by a metal frame and strong enough for using as a front part of DIY robots. This wheel would not scratch the floor and has shcok absorption feature./p
