1.48 precision weaved nylon cable, tsis muaj twist thiab yooj yim rau kev khaws cia.
2. txhuas plhaub + ob xim rooj plaub, tsis muaj oxidation thiab tawv, ruaj khov zoo.
3.3A them sai, kev nyab xeeb thiab ruaj khov, txhawb nqa lub xov tooj ntawm tes thiab ntsiav tshuaj them sai.
4. ntev dua SR chaw nres nkoj tiv thaiv tsim, khoov-resistant thiab ruaj khov, ruaj khov zoo.
5. tus qauv tsim khoom zoo tshaj plaws thiab kev ua tau zoo ntawm tus nqi
