The lezyne cnc floor drive pump the ultimate professional grade floor pump with digital gauge full cnc machined aluminium construction and hardware extremely accurate digital gauge extra long nylon reinforced braided hose with aluminium couplers resilient anodized high polish finish abs2 equipped lezyne cnc floor drive pump features all parts are custom cnc machined aluminium 100 aluminium flip thread chuck threads securely to both presta and schrader valves fli