1.360° te matau hurihuri me te maka rino raka haumaru
2.Rolled taha hoahoa ki te whakarite maeneene neke o mekameka ringa
3.Durable anga maitai ki wera tukinotia kawenga kawenga wāhanga
4.Roller bearings or caged ball bearings on load sprocket & side plate te whakanui ake i te pai me te mahi
5.Pūnaha whakapuru pawl-rua aunoa, te haumaru me te pono
6.Simple hui & āhuatanga iti-tiaki
7.Whakamatauhia ki te 150% o te kaha kua tohua, te whakarea haumaru i te iti rawa 4: 1
8. Ka tutuki, ka nui ake ranei i te EN13157 me etahi atu paerewa o te ao
9.Pūnaha whakamaru i te taumaha me te mekameka kawenga 100