Universal, For Threaded Co2 Cartridge - Designed For All Valve Types.(Av - Schrader, Fv - Presta, Dv - Dunlop).With Bleeding Release Control Button.With Defend Cover For 16G Co2 Cartridge.Material:Al6061.Length:12,5 Cm.Weight:52,5 G.Co2 Cartridge Is Not Included.Approximate Tyre Pressure After Use Of 1 Pc.Of 16G Co2 Cartrige:Mtb:Approx.2,5 - 3 Bar.Road:Approx.7 - 8 Bar.