Item DescriptionHigh polished CNC and laser etched aluminum outer body with inline pressure gaugeTwo lengths (short or long), universal head instantly fits Schrader or PrestaHigh/low volume function: 1-40psi high volume or 40-100psi high pressure settingsItem Specificationsbarrel material: aluminummax psi: 100psicolor: silverlength: 276mm (large)weight: 173g: