Lezyne digital over drive abs2 floor pump the lezyne digital over drive abs2 floor pump a high volume maximum flow digital floor pumpmachined aluminum base and barrel with a steel pistonthe maximum flow design efficiently inflates large diameter tires and can quickly seat tubeless setupscomes complete with lezynes innovative abs2 chuck that quickly and securely fastens to presta and schrader valvesthe extra long high strength oversized hose with aluminum couplers complete the pumpmax pressu