AIR FILTER COMPATIBLE WITH : ZENOAH brushcutters: BCZ2500, BCZ2600, BCZ2601, BCZ2610 EXZ2500, HEZ2500, HEZ2601, HEZ2602, HEZ2610, PSZ2500, SRTZ2500 height in mm: 21.30 Air filter design: Prefilter Outer diameter in mm: 86.00 Inner diameter in mm: 70.00 CODE: 176-957 ORIGINAL CODE: ZENOAH 481082170 515 38 66-01 515386601 521344201 CZ