The STIGA 1276040020 is an original equipment manufacturer (OEM) tension pulley designed for a wide range of STIGA lawn mowers and garden tractors. This genuine STIGA part ensures optimal belt tension, contributing to the efficient and reliable operation of your machinery's drive system. With an outer diameter of 80mm, an inner diameter of 17mm, and a height of 25mm, this pulley is engineered to precise specifications for a perfect fit and long-lasting durability. It is a critical component for maintaining proper power transmission and extending the life of drive belts.