NSEN fana bobeli bi loi bao mat-directional le uni-directional sebopeho bakeng sa bareki, le mabapi Wafer mofuta, Habeli mofuta flange, mofuta Lug le mofeng ao cheseletse mofuta. E le hore ba ka tsela e bonolo belofo hao khetha, mosebetsi mothusi tla fuwa ka mor'a o re romelle dintlha sebetsa boemo. Ho ba le tšebeletso ea rōna e tiileng, romela dipatlisiso hao joale!