Fournales hand pump 0-435 Psi(30Bar)
These manual operated pumps are used to adjust the pressure to your needs in any air-shock or air-fork. The big pump easily pumps up to 850 PSI pressure (60 atm.), the smaller hand pump will pumps up-to 450 PSI. (32 Atm.). They must be used to correct the pressure in the high pressure shock absorbers such as Fournales and Pan-Cruise shocks.