Zingwe ziwiri zowala (zopangidwa ndi ulusi wolimba wopindika ndi ulusi wa aramid) ngati mayunitsi ang'onoang'ono a kuwala. Mayunitsi ang'onoang'ono amalumikizidwa pamodzi kuti apange chingwe.
Utali wozungulira wopindika pang'ono, wopapatiza komanso wopepuka
Kusinthasintha kwabwino, kosavuta kuchotsa, komanso koyenera kupanga chigamba cha patchcord ndi mchira wa nkhumba
Ntchito yabwino kwambiri yoletsa moto, yosankha mwaulere magulu osiyanasiyana oletsa moto
Kulumikiza mawaya mkati kapena kugwiritsidwa ntchito pa zipangizo za chipangizocho
Michira ya nkhumba ndi chingwe pakati pa zida ndi zida zolumikizirana