The Husqvarna 537082901 Chain Tensioner Adjuster Screw Kit is an original equipment manufacturer (OEM) part designed for adjusting the chain tension on various Husqvarna chainsaw models. This kit includes the necessary components for precise chain adjustment, ensuring optimal saw performance and safety. This part number 537082901 has been superseded by Husqvarna part number 537082902, which is the direct replacement for this component. It is compatible with models such as the 340, 345, 346XP, 350, 351, 353, 357XP, 359, 455, and 460.