Granite Design Punk CO2 Tyre Inflator Size:L The chainrings are fastened with

The chainrings are fastened with a lockring

Runtime Safety mode extends runtime with three extra hours of flash mode to bring you home safely

winter months

DUB 1X 40T

Granite Design Punk CO2 Tyre Inflator Size:L The chainrings are fastened withEmbrace puncture freedom with the Granite Punk CO2 Inflator! Compatible with both 16g and 25g CO2 canisters, this inflator keeps your ride light and fast. Using the Punk is straightforward: screw the inflator onto the CO2 canister to puncture it, then push the Punk onto the Presta valve stem. Control the airflow by screwing and unscrewing the inflator. A silicon sleeve is included to insulate against the cold caused by deflation. Features Valve