1.48 leej weaved nylon cable, tsis muaj twist thiab yooj yim rau khaws cia.
2.aluminium plhaub + ob chav xim rooj plaub, tsis muaj oxidation thiab tawv, ruaj khov kev xav.
3.3A ceev them, kev nyab xeeb thiab khov kho, txhawb nqa mobile thiab ntsiav tshuaj ceev them.
4.Ntev SR chaw nres nkoj tiv thaiv tsim, khoov-tiv taus thiab ruaj khov, ruaj khov zoo.
5.superior zoo tus qauv tsim thiab kev ua tau zoo ntawm tus nqi
