ORIGINAL STIHL chainsaw air filter prefilter for models MS440 - MS 440 MS460-R - MS 460 R MS461 - MS 461 MS461R - MS 461 R MS640 - MS 640 MS650 - MS 650 MS660 - MS 660 MS880 - MS 880 MS881 - MS 881 044 044 W 044 C 046 C 046 W 046 MAGNUM BR 046 WVH 064 W 064 064 R 066 066 W 066 M 066 MR 066 BR 084 084 W 084 R 088 Code: 00001410601 - 0000-141-0601