Unyolo wopindika kawiri/unyolo wachitsulo
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Unyolo Wawiri Flex, / Steel Bushing Chains, Type S188, S131, S102B, S111, S110
Unyolo wazitsulo wachitsulo uwu ndi wokwera kwambiri, wolimba kwambiri womwe ndi wokhazikika kwambiri, ndipo ndi wabwino kuti ugwiritse ntchito pamapulogalamu omwe ali olimba kwambiri komanso owopsa. Unyolo wazitsulo zachitsulo zomwe timapereka zimapangidwira ndikupangidwa pogwiritsa ntchito mitundu yosiyanasiyana yazitsulo kuti zigwiritse ntchito kwambiri ndi mphamvu kuchokera mu unyolo momwe zingathere. Kuti mudziwe zambiri kapena kuti mupeze mtengo chonde titumizireni ndipo tidzakhala okondwa kukuthandizani.