Topeak Transfomer Floor Pump: Black Top-mount, handle gauge for easy reading and setting target air pressure Adjustable seat-chainstay stand attaches to pump body for a proper fit on different bikes SmartHead air-release button to fine tune air pressure Includes ball/bladder needles and Dunlop valve adapter Foldable hooks and legs for storage and easy transportWeight: 3.97lbsOpen Dimensions: 12.4 x 11.4 x 29"(31.4 x 28.9 x 74cm)Folded Dimensions: 5 x 10 x 29" (15.9 x 25 x 74cm)Aluminum barrelCapacity: 160 psi/11 barBase is e