Polyurethane foam patented "Sock" Filter for small engines. Dependable High Air Flow Filter. Does not include internal spring.
We offer the UNI Filter U-402 Green Universal No Flange Straight Clamp-On Sock Filter
Filter MUST be properly OILED before installation. Without sufficient oil the air filter will fail to stop harmful dirt particles from entering your engine which will result in decreased performance and serious engine damage.
For tips on oiling and cleaning your UNI FILTER part, see the directions on the manufacture's website at https://unifilter.com/cleaning-oiling/