Aosite farabalẹ ṣẹda ifaworanhan-lori pataki igun hydraulic damping mitari ti a ṣe apẹrẹ pataki fun awọn ilẹkun apoti pẹlu awọn igun pataki, nitorinaa apẹrẹ ohun-ọṣọ ko ni opin mọ nipasẹ ṣiṣi ati awọn igun pipade, fifi awọn aye ailopin kun fun aaye ile.