Ngabasebenzi abangaphezu kwe-150, u-Armstrong uneqela lobuchwephesha kunye neenjineli ezinamava ze-auto brake system.Sigxila kwiimveliso ze-auto brake kwiminyaka engama-23, kwaye sihlala sinomdla kulo msebenzi.Sisebenza ngegama lethu kwaye sikholelwa ukuba impumelelo iya kufumaneka ukuba siyazingisa kumgangatho wethu.
Siye sagxila kwishishini lezinto ezikhubekisayo iminyaka engaphezu kwe-20, sinokuqonda okunzulu kweplate yangasemva kunye nezixhobo zokukhuhlana, kwaye siseke inkqubo evuthiweyo enyukayo nesezantsi.