A chikwatu kumangirira pansi, yomwe imadziwikanso kuti ratchet strap, ndi chida chosunthika chomwe chimagwiritsidwa ntchito kuteteza katundu, zipangizo, kapena katundu panthawi yoyendetsa kapena kusunga. Zimapangidwa ndi kutalika kwa ukonde wokhazikika kapena lamba, lomwe nthawi zambiri limapangidwa ndi poliyesitala, nayiloni, kapena zinthu zina zolimba, komanso njira yolumikizira yomwe imalola kumangitsa mosavuta ndikusunga lamba kuzungulira katunduyo.
Ma Ratchet tie downs amagwiritsidwa ntchito kwambiri pamayendedwe, kuphatikiza magalimoto, ma trailer, ndi ma flatbeds, kuti ateteze katundu ndikuletsa kuti zisasunthike kapena kuyenda paulendo. Ndiabwino kusungitsa zinthu monga mipando, zida, makina, matabwa, ndi zina zolemetsa kapena zolemetsa.
Ratchet amamanga pansindi zofunika pakuteteza magalimoto, monga magalimoto, njinga zamoto, ma ATVs, ndi mabwato, ku ma trailer kapena mabedi amagalimoto panthawi yoyendera. Amapereka njira yotetezeka komanso yodalirika yogwiritsira ntchito magalimoto, kuchepetsa chiopsezo cha kuwonongeka kapena ngozi.
M'mafakitale omanga ndi omanga, zomangira zomangira nthawi zambiri zimagwiritsidwa ntchito poteteza zida zomangira, monga ma scaffolding, makwerero, mapaipi, ndi zomangira, kumagalimoto kapena ngolo. Amawonetsetsa kuti zida zimakhala zokhazikika komanso zotetezeka panthawi yopita ndi kubwera ku malo antchito.
Ma Ratchet tie downs amagwiritsidwa ntchito kuti ateteze zida zakunja ndi zosangalatsa, monga kayak, mabwato, ma surfboards, njinga, ndi zida zomangira msasa, pomanga denga, ma trailer, kapena malo onyamula magalimoto. Amathandizira kuteteza zida kuti zisasunthike kapena kugwa paulendo, kuwonetsetsa mayendedwe otetezeka komanso opanda zovuta.
Mukasuntha kapena kusunga zinthu, zomangira za ratchet ndizofunika kuti muteteze mipando, zida, mabokosi, ndi zinthu zina zapakhomo mkati mwa magalimoto osuntha kapena malo osungira. Amathandiza kusunga zinthu mwadongosolo komanso kupewa kuwonongeka komwe kumachitika chifukwa cha kusuntha panthawi yaulendo kapena posungira.
Ma Ratchet tie downs amagwiritsidwa ntchito m'mafakitale osiyanasiyana ndi kupanga kuti ateteze makina, zida, ndi zinthu zina panthawi yosonkhanitsa, kutumiza, kapena kusungirako. Amapereka njira zodalirika zosungira zinthu zolemetsa kapena zazikulu kuti ateteze ngozi ndikuwonetsetsa chitetezo chapantchito.
Zonse,zomangira ratchet downsndi zida zofunika kwambiri zoletsa motetezeka komanso motetezeka katundu wamitundu yonse ndi makulidwe panthawi ya mayendedwe, posungira, ndi ntchito zina zosiyanasiyana. Amapereka mwayi, kusinthasintha, komanso mtendere wamalingaliro, kuwapanga kukhala zida zofunika kwa akatswiri ndi anthu onse.