Xa ukhetha i-roller chain, kubalulekile ukuqonda ukubaluleka kwayo kumashishini ahlukeneyo.IiRoller chain zisetyenziswa kakhulu kwiimoto, ezolimo, kwimizi-mveliso, nakwizinto zokuzonwabisa.Ukusuka kwiinkqubo zokuhambisa ukuya kwizithuthuthu, amatyathanga aqengqelekayo adlala indima ebalulekileyo ekugqithiseni ngokufanelekileyo...
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