AIR FILTER Compatible ROBIN MODEL: EH17 EY15D EY20 W1-185 Height (mm): 60 OUTER DIAMETER (mm): 108 INNER DIAMETER (mm): 55 Pre-filter compatible: 33270505 Weight: 114 g Ref: 30-406 Original code: 226-32601-18 227-32610-07 EY2273261007 ROBIN