Compatible with most petrol strimmer, compatible with hedge cutter, for chainsaw. The filter size is 33x13mm (length x width), with an oil pipe inner diameter of 3mm, oil pipe outer diameter of 5mm, full length of the main pipe of 27.5cm, gasket diameter of 25mm, and oil guide outer diameter of 21.6mm. Designed to replace worn or damaged fuel lines and filters in two-stroke engine systems, helps maintain consistent fuel flow from tank to carburetor. Constructed from flexible rubber and plastic for resistance to fuel and oil. The 2 set lawn mower fuel pipe filter kit includes 2pcs fuel hoses, 2pcs fuel tank filters, 2pcs gaskets, and 2pcs oil guides., Manufacturer: LT Easiyl