Description This high-quality Muffler Bolt (SKU: EN1-52) is a genuine replacement screw designed for secure fastening of muffler components on a range of outdoor power equipment. With an M5x55 metric thread size, it offers a precise fit and reliable clamping force to reduce vibration and prevent exhaust leaks. Manufactured to OEM standards, this durable bolt ensures long-lasting performance and easy installation for your mower, chainsaw, or brushcutter. Features M5x55 metric thread for secure, vibration-resistant muffler mounting Manufactured to OEM specifications for exact fit and reliability Corrosion-resistant finish for extended service life in outdoor conditions Specifications SKU EN1-52 Thread Size M5 x 55mm Type Muffler Bolt Fits Husqvarna 128LD / 128CD Stihl FS 55 / FS 70 Ryobi RY253SS Product Line Muffler Bolts & Fasteners – replacement hardware for exhaust systems on outdoor power equipment.