Air Tool MTB Floor Pump Colour:Grey engineered for those who live

engineered for those who live to send it—maybe harder than they should

and there's no better machine to take the plunge with than with the Roll

We believe that performance—in saddle speak—means comfort

Sleek Di2 integration hides the Di2 junction box inside

no matter the size

Air Tool MTB Floor Pump Colour:Grey engineered for those who liveBack by popular demand, the Air Tool MTB Floor Pump is better than ever. Designed for low pressure, high volume tires, it provides precise pressure to ensure that your tires are set up for whatever the trail throws at you. Oversized 3" (76mm) gauge has 0 40 PSI range for maximum resolution when filling large tires. Massive 508cc volume aluminum barrel pushes enough air to seat tubeless tires. Ergonomic Wing handle with pressure relief valve. Auto