Use the Mountain Buggy Tyre pump to inflate your tyres. Small and compact enough to take with you and put in the shopping basket, you'll be all set in a tyre emergency. Suitable fro all Mountain Buggy pneumatic tyres. Features: Keep your tyres at the optimum psi level of 20-22 Reduce premature wear of your tyres Increase steering control by reducing low tyre pressure To avoid damaging your wheels, use only a manual hand pump to inflate your tyres