זה תורם לעבודה של הבולם.
http://1.bp.blogspot.com/_Q599e2WxI3Q/ScdzzDP_vTI/AAAAAAAAAJM/ddEERnaVG5o/s400/Gas+Filled+Shock+Absorber.JPG
http://iconvehicledynamics.com/shop/1214-thickbox/26517-2007-current-jeep-jk-4-lift-front-shock-20-aluminum-series.jpg