HIFROM(TM Replace 5PCS AIR FILTER CLEANER For Stihl 029 039 MS290 MS310 MS390 CHAINSAW NEW 1. New high quality aftermaket replacement parts 2. Fit for Stihl chainsaw models 029 MS290 039 MS390 MS310 3. Please check the pictures and size carefully before you buy it . 4. Package Included: 5PCS air filter 5. HIFROM air filter from Professional Factory; Professional technical support; if you unsatisfy, can return to our USA warehouse, no risk