Magudumu a aluminiyamu kapena nayiloni, ndipo amatha kuphimbidwa ndi mphira.
Cable Pulley:
Zingwe zokhala ndi mainchesi osiyanasiyana zidagwiritsidwa ntchito pomanga ma conductor osiyanasiyana.
Zingwe Zathu Zazikulu Zazikulu ndi Mphamvu Zapamwamba komanso kusinthasintha, zosavuta kugwiritsa ntchito, kulemera kwake, komanso ntchito yayitali.
Kagwiritsidwe:Tetezani chingwe ndi kondakitala kuti zisagwedezeke pamene akuyala. Iwo akhoza kusunga nthawi ndi khama.