BOSHIDE is a trusted brand when it comes to producing high-quality excavator filters. Our air filter is specially designed to fit SWE50, FR35-7, PC30/40, P821575, AF25551, RS3704, and A-732 models. Our air filter is made of high-quality materials that are sturdy and durable, ensuring that it can withstand even the toughest conditions. As a factory, we take pride in producing filters that not only perform well but also come at a good price. We are committed to providing our customers with uncompromising quality that meets their expectations and surpasses them. Whether you are looking to replace a filter that has worn out or you need a high-quality filter for a new excavator, trust BOSHIDE to deliver a product that will meet your needs and exceed your expectations.