Square Irin Pẹpẹ
Square Irin Bar ti a ṣe fun ipese ise agbese. Ọpa irin onigun to lagbara pẹlu awọn egbegbe ti o tọ, apakan aṣọ ile, ati agbara torsional to lagbara fun awọn ẹya ẹrọ, awọn fireemu, awọn atilẹyin, awọn paati eke, ati awọn ohun elo ikole.