Topeak Joe Blow Sport 2Stage Track PumpThe Joe Blow Sport 2Stage Track Pump is a versatile two-stage pump that’s ideal for inflating high-pressure (road) and high-volume (MTB) tyres efficiently and quickly. Efficient, Powerful and ReliableWhen inflating, stage one opens both barrels for huge volume, reaching 30 psi with 30% less effort than standard floor pumps. Then stage two utilizes the small barrel for pressures up to 160 psi. Plus, it features Topeak’s Hammer type TwinHead DX5 pump head with an extra-long and tangle-free hose makes it easy to reach valve stems. A durable steel barrel and large steel base provide extra stability. Features: Head: Hammer type TwinHead DX5, Presta / Schrader / Dunlop valves with extra-long 360 pivot hose Barrel: Painted steel / Anodized Aluminium Gauge: 160 psi / 11 bar, 3″ mid-mount analog Stage 1 : 0 – 30 psi Stage 2 : 30 – 160 psi Air Volume Per Stroke: 715 cc (Stage 1); 258 cc (Stage 2) Handle: Oversize / Dual-density polymer Base: Hardened Steel Added Features: Ball / bladder heads, Hose dock Size: 74 x 26.6 x 18 cm / 29.1″ x 10.5″ x 4.6″ Weight: 2.5kg / 5.51 lbBuy Topeak Accessories from Chain Reaction Cycles, the World’s Largest Online Bike Store.