Blackburn Mammoth 2-Stage Anyvalve Pump Waxless The S2 build features flex

The S2 build features flex and camber optimized to excel in a wide range of snow conditions

Made to be the ultimate liner under your baggy shorts

Essential for maintaining clean

No wonder you’ll be grinning ear-to-ear in both soft snow and variable conditions

allowing easy personalization

Blackburn Mammoth 2-Stage Anyvalve Pump Waxless The S2 build features flexWhile the big diameter barrel was designed to pump more air per stroke into a high volume MTB tire, its 120 psi max pressure makes it road worthy as well. Simply flip the switch between High Pressure for road and High Volume for mountain for easy inflating. With high end alloy touches, this pump is built to last you a lifetime. Features: Anyvalve Pump Head Works great on Presta, Schrader, and Dunlop valves. No leaking and no fuss. High Volume