Lezyne ABS Pen gauge

Lezyne's ABS Pen Gauge is a replacement flex hose with an integrated, in-line psi/bar pressure gauge with easy to read markings. It is stored inside the handle of Flex Hose equipped Lezyne hand pumps (Medium and Large sizes only, sold separately), and is equipped with the ABS Flip Thread Chuck which threads onto Presta and Schrader valves for a secure connection.