A handy CO2 tyre inflation kit to get you back on the trail.Designed to quickly inflate mountain bike tyres on the go, this kit comes with two 25g CO2 cartridges (16g kit for road bikes sold separately), an easy-to-use inflator and a neoprene sleeve to prevent freeze burn. Two separate nozzles make the kit suitable for Presta or Schrader valves. MTB inflation kit2 x 25g CO2 cartridges1 x CNC-machined inflator head (compact and durable with soft-touch press down button which easily controls CO2 release)1 x neoprene sleeve (to help avoid freeze burn)Dual head nozzle compatible with Presta and Schrader valves