Posankha mayendedwe ozama a mpira wa gearbox, zinthu monga katundu, liwiro, momwe amagwirira ntchito, komanso zachilengedwe ziyenera kuganiziridwa kuti zitsimikizire kugwira ntchito bwino komanso moyo wautali. Yiunchi's Gear Box Deep Groove Ball Bearings athu ndi abwino kwambiri, olandiridwa kubwera kudzagula.
| Fomu yotsimikizira kuphulika | zosaphulika |
| mfundo | Mpira wakuya wa groove |
| Mayendedwe Katundu: | Ma Radial Bearing |
| Nambala ya Mizere | Wokwatiwa |
| Kuyanjanitsa | Kunyamula Mosalinganiza |

