AIR FILTER COMPATIBLE WITH: CHAINSAW MODELS: CS 300 CS300 CS301 CS 301 CS 305 CS305 CS 341 CS341 CS 346 CS346 CS 3000 CS3000 CS 3400 CS3400 CS 3450 CS3450 89X76X9.5 ECHO - KIORITZ - HOKKAIDO Code: 046390 Original code: 13031039132 ALSO COMPATIBLE WITH: SHINDAIWA FOR BRUSH CUTTER MODELS: T 242T T242X C 344 LE 242 FOR HEDGE TRIMMER MODELS: AH 242 AHS 242 FOR MULTITOOL MODELS: M 242 PRE-FILTER CODE: BM 046455 63.5X57.2X6.35 original code: A226001390