Keep your inflation options open with a few handy CO2 cartridges. These Portland Design Works bicycle pump CO2 cartridges will inflate you average 700c or MTB tube with almost no effort or pumping. Monster Scooter Parts offers these very handy & useful CO2 cylinders in two convenient size packs. You can select a pack of three cartridges, or monster-size packs of 20.
These handy cartridges are especially useful when using any of the Portland Design Works C02 bicycle pumps and inflators.*
Portland Design Works BARkeep CO2 Bike Tire Inflator
Portland Design Works Magic Flute Bicycle Pump
Portland Design Works Ninja C02 B Bicycle Pump
Portland Design Works Shiny Object C02 Bike Tire Inflator
In addition, these may fit on other brands and models. These little cylinders of compressed gas are light enough that you can stash several in your bag, backpack, or pannier storage.
*So what's the difference between a pump and an inflator? Portland Design Works tire inflators
are strictly CO2 operated. Their bike pumps
work just fine as either a CO2 inflator or as a traditional hand pump.