Suitable for example:
several new tractor-style riding mowers manufactured by the Husqvarna factory.
Brands include Ariens, Craftsman, GreenCut, HOP, Husqvarna, Jonsered, Lazer, McCulloch, Partner, Poulan, Rally, Wizard, etc.
Mower belt tensioner pulley
in models (PNC); 960410390, 960410377, 960410376, 960410371, 960410343, 960410248, 960410125, 960410014, 960410014, 9604103-77, 9604103-76, 9171717171717
(outer diameter 98 mm, center hole 9.7 mm, tightens the strap from the back side)
Replace the original numbers:
Husqvarna 5321931-97, 5321779-68, 532193197, 532177968, Rally 193197, 177968