Syncros SP1.0 Digital Bicycle Shock Pump - 238612 Aluminium barrel Aluminium gauge housing Composite handle Zero-leak 2-Step Schrader. Maximum Pressure 300PSI / 20 bar Weight 275g. Air volume/stroke = 11cc Dimensions 24cm In-line Digital Gauge precision by 0.1PSI / 0.01Bar Ergonomic gauge shape for a firm palm support and according inflating power