Replacement brush for 4F, ARIENS, ECHO model ERCO EWB-35HO, EFCO model WKB35-4, HERKULES model WB350H/GCV160, ISEKI model WB500, LIMPAR models WB TURBO & WB TURBO II. Total length 160 mm, Ø brush 14,5 mm, fixation 21,6 mm x 21,6 mm. 6 brushes per machine. Replaces original 4KC-A117, EWB-12EB, 33409410.