Fox 2.0 Factory Series 10in. Air Shock 1-1/4in. Shaft (Normal Valving) 40/90 - Black/ZincFOX devotes countless hours of research and development to design race winning suspension that withstands incredible punishment and provides consistent performance you can rely on. Regardless of whether you are flying high over the desert or struggling to stick to a rock face on an off camber climb, our shocks will give you the damping performance, suspension control and proper spring rate to get the job done.