1.Efficient power transmission: This main shaft pulley is specially designed for lawn mower models 195945, 197473, 532195945 and 532197473 to ensure efficient power transmission for a smooth cutting experience. 2.ConstructionMade from materials, this pulley is built to withstand heavy use and provides lasting performance to ensure durability even in demanding conditions. 3.Easy installation: Designed for hassle installation, this pulley saves you time and effort. Replace the old pulley with this one and get your lawnmower running quickly. 4.Smooth operation: With its reliable design, this pulley ensures smooth rotation of the main shaft, resulting in a more efficient and precise mowing process. Enjoy seamless operation without interruptions.