AIR FILTER FOR BRUSH CUTTER COMPATIBLE WITH EFCO EMAK - OLEOMAC - OLEO-MAC TECHNICAL SPECIFICATIONS EFCO MODELS: MT 350, MT 350 S, MT 3500, MT 3500 S OLEOMAC EMAK: GS 35, GS 35 C, GS 350 CODE: 40272638 ORIGINAL CODE: 0021716 , 70408192 , 50240036R , 50240036 SR