`- A hand pump with CO2 capability\n- Features a retractable steel mesh hose which connects either to the pump itself or to a CO2 cartridge\n- Compatible with both Presta and Schrader valves using Snap-It head\n- MTB and Road model size are both 25.5 x 2.5cm / 10 x 1in\n- Includes 2 16g cartridges and 1 neoprene grip