S-Works Co2 Gauge Trigger

CO2 is incredibly convenient, but how can you be sure the tire is up to full pressure? Thanks to its built-in pressure gauge, you'll never go wrong with the CPRO2 Gauge Trigger. The thumb trigger puts you in complete control. Gauge confirms proper inflation, makes it easy to adjust pressure mid-ride. Thumb trigger gives precise control. Accommodates threaded 16g and 25g cartridges. One 16g CO2 cartridge included. All USA orders containing CO2 cartridges will shipped Ground