Lezyne Macro Floor Drive ABS Floor Pump - ABS Chuck 220psi Flat GreyEffortless Inflation with 220psi max New Composite Matrix base Steel barrel, Composite Matrix construction Ergonomically molded handle 01, 02: ABS Flip Chuck 03, 04: Dual Valve head TECH SPECS Primary Color Grey Pump Base Material Composite Pump Max PSI 220psi Pump Head ABS flip chuck Valve Presta Schrader Gauge Type Standard Pump Barrel Material Steel