The firm double-end bolts are designed to provide a stable and secure connection for the gasoline generator muffler. These steel bolts thread easily into the designated holes, ensuring a tight and reliable fit. To install, align the bolts with the muffler's holes and use a wrench to secure them. This will help maintain the generator's performance and reduce the risk of damage or disconnection. Features -Color:Silver -Material:Carbon steel -Size: 3.30X0.80X0.80cm/1.30X0.31X0.31in -Good fit: these double end bolts are engineered for gasoline engine generators, ensuring a fit for your muffler installation -Easy to install: the dual heads allows for straightforward installation and replacement, making maintenance tasks more efficient -Deep and clear threads: featuring deep and well defined threads, these bolts provide a secure hold and are resistant to stripping, ensuring longterm reliability -High strength material: made from sturdy carbon steel, these bolts offer exceptional strength and stability, making them ideal for use in engine applications -Reliable replacement parts: these double end bolts serve as reliable replacement parts for your gasoline engine generator, ensuring continued optimal performance and extending the lifespan of your equipment Package list: 4 x bolts