Zingwe za 2 phazi la ratchet ndi mapangidwe atsopano, kudzera muukadaulo wapamwamba kwambiri wopangira zinthu komanso zida zapamwamba kwambiri, magwiridwe antchito a 2 phazi latchet mpaka mulingo wapamwamba kwambiri. Ndife angwiro pachilichonse cha zingwe za 2 phazi la ratchet , timatsimikizira mulingo wabwino, kuti tikubweretsereni chidziwitso chabwino chazogulitsa. Lishenflex ndi katswiri wopanga zingwe zolumikizira phazi la 2 ku China ndi ogulitsa, ngati mukuyang'ana zingwe zabwino kwambiri za 2 phazi latchet ndi mtengo wotsika, tifunseni tsopano!