The Phidgets #25 Chain Sprocket w/ 0.5 Bore & 12 Teeth is crafted from hardened steel, designed for compatibility with a quarter-inch roller chain. It features a 0.5-inch bore equipped with a keyway, set screws, and a key, ensuring a secure fit onto a 1/2-inch shaft. This sprocket is engineered to provide a robust connection to a keyed shaft, utilizing a 1/8-inch keyway and two hex screws for tightening. It is specifically intended for use with #25 size chains.
