Lethathamo le sebelisoang ka tloaelo la sprocket chain roller chain, le atisang ho sebelisoa tafole ea boholo ba mohlala oa sprocket, boholo bo tlohang ho 04B ho isa ho 32B, li-parameter li kenyelletsa sekontiri, bophara ba rolara, boholo ba nomoro ea leino, sebaka sa mela le bophara ba ketane, joalo-joalo, hammoho le ketane. ho bala mekhoa ea ho potoloha.F...
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