CO2 Mini Tyre Inflator plus 10 x 16g Cartridges Overview: Very small and light weight, so easy to carry the pump and foam grip. Pumps up a standard MTB or Road tyre in seconds so you can get on your way quickly Screw threaded CO2 cartridges into the mini inflator/pump and push onto the tyre valve. For use with Schrader AND Presta Valves. This product is not for sale to under 18's. Unfortunately we can only ship this item to the UK mainland as they cannot be sent via Air. This item will be packaged loosely for delivery.