Specialized Air Tool Big Bore Pump Headsets Position Polling

Position Polling

Machine washable for easy cleaning

For a particularly compact and fine sheath structure

NMEA 0183®: 1 port (via the power connector)

Specialized Air Tool Big Bore Pump Headsets Position PollingDesigned 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