The STIGA 1224656392 blade boss pulley is an original equipment manufacturer (OEM) part designed for 50cm cutting decks, specifically the PAN50/N type. This essential component ensures proper blade rotation and drive system function in various lawnmowers and garden tractors. It is compatible with machinery from Stiga, Castelgarden, Alpina, and GGP that utilize the specified 50cm cutting deck. The pulley features an outer diameter of 95 mm, an inner diameter of 17 mm, and a height of 51 mm, with a total weight of 0.12 kg.