Bicycling, June '07 says Joe Blow's ''ergo design is perfect and the top-mounted gauge is ''easy to read, with an indexed pointer arrow.''. This efficient floor pump with smooth pumping action is great for home or shop use. Smart Head technology features adapter that works on Presta and Schrader valves without changing any parts; thumb-lock lever ensures air-tight seal. Easy-to-read, top-mounting gauge with pressure indicator dial reads up to 160 psi. Aluminum dual-barrel housing provides durability and smooth pumping action, with a cast-aluminum base for stability. Padded elastomer handle grip for comfort; extra-long hose for maximum extension; fold-down pump stabilizer for steady pumping.