The topeak mini dxg pump with gauge is the stylish upgrade of the top selling mini small in size and huge in performance this pump is perfect for mtb or road bikes includes a snap on mudcap mounting bracket compact dual action pumping the smarthead connector is compatible with presta or schrader valves featuring padded ergo fit grip making pumping comfortable with a thumb lock lever ensuring an airtight seal its the perfect companion for where ever you go on your trails