Specialized Air Tool Big Bore Pump Final Sale Perko battery switches are designed

Perko battery switches are designed for surface mounting

reinforced bottom

HELLY TECH® PROFESSIONAL

Asymmetrical hard metal tip for precise pole positioning and a perfect grip

Specialized Air Tool Big Bore Pump Final Sale Perko battery switches are designedDesigned for Fat and Semi Fat tire bikes, the Air Tool Big Bore Pump packs massive volume per stroke, and it features a head that still works with winter gloves on to make it perfect for backcountry winter fat biking. Oversized press on Schrader and Presta head won't accidentally remove valve cores and can be easily used with thick gloves. Flexible hose attachment allows for aggressive pumping without fear of damaging valve stems. Inverted barrel