Seeking dual inflation options? The Blackburn Airstik CO2 Mini-Pump delivers manual and CO2 inflation. The removable pump head doubles as a CO2 inflator, and a retractable hose eases stress on the tire valve. The built-in Presta valve core tool ensures hassle-free inflation. Specifications include up to 100 PSI and a weight of 100 grams. Experience versatility and peace of mind with the Airstik CO2 for all your inflation needs.