Woods ST500 Snowblower Attachment Grasshopper F27 F25 718 721 and moreGood used Woods ST500 Snowblower Attachment Grasshopper Fits F27 F25 718 721 and more. In good working condition, has a new cutting edge, auger has a couple dents and house has a few dents but otherwise in solid condition. The item “Woods ST500 Snowblower.