Tension & Traction Gas Spring, mayunitsiwa amagwira ntchito moyang'anizana ndi akasupe a gasi. Zolepheretsa zokwera nthawi zambiri sizimalola kugwiritsa ntchito akasupe opondereza; mwachitsanzo, zitseko ndi mapanelo olowera zolowera pansi ndi mtundu uliwonse wa chivundikiro kapena chivindikiro chomwe chiyenera kutsegulidwa kapena kukokedwa. Akasupe a gasi ovutitsidwa nthawi zambiri amagwiranso ntchito ngati zolimbitsa thupi pamakina apamakina ndi zoyendetsa malamba.