A clever track pump that's optimized to work with both low-pressure/high volume (mtb) and also low-volume/high-pressure (road) scenarios Ingenious dual-stage gauge provides large-scale, high-resolution 0.5PSI-accuracy from 0-30PSI, before converting to regular, lower resolution scale for the remaining 30-160PSI A must have for any multi-bike household Stable Steel base & barrel body with a high-strength steel pump shaft & 100cm premium quality hose Headrush dual-valve connector is compatible with both Schrader and Presta valves without disassembly and built-in bleed valve allows for easy adjustments Easy view 3" dual-stage gauge 160PSI maximum pressure