90 STEBNE Elbow elbow e tlamellana e be e loketseng ka angle e fetang 90. E hokahanya liphaephe tse peli 'me li fetola lipeipi ka li-pipi tse nepahetseng, li netefatsa hore mokelikeli o phalla ka mokhoa o reriloeng pele ho tsamaiso ea matloana.
