TOPEAK AIRBOOSTER II CO2 firing pin + 16 g threaded CO2 cartridge (x1)
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Description
The TOPEAK AirBooster II inflator is a compact and incredibly intuitive CO2 inflator, precision-machined from CNC aluminum. Its special feature is its double-ended head: one for percussion and cartridge storage, the other for immediate inflation.
Thanks to its pressure-control system, you have total control over air flow. The harder you press on the valve, the faster the gas is released. It's the perfect tool for cyclists (Road, MTB or Gravel) who want an ultra-light backup solution capable of inflating a tire in under 3 seconds without the bulk of a manual pump.
What's the difference with the Nano model? The AirBooster II is slightly larger, offering a better grip when inflating, especially when wearing gloves. Its "L" shape also makes it easier to position the hand away from the valve.
How many tires can be inflated with a 16g cartridge? A 16g cartridge inflates a road tire (700x25c) to around 6-8 bar, or a mountain bike tire (29x2.1) to around 2 bar. For wide or plus MTB tires, a 25g cartridge is recommended.
Does CO2 stay in the tire for long? No. CO2 molecules are smaller than those of air, so they penetrate the rubber (or preventive fluid) more quickly. After using CO2 to get home, empty your tire and reinflate it with a conventional air pump the next day.
Ref: 15912574943612
Points forts
Double-sided head: allows the cartridge to be screwed on one side for storage (without piercing it completely) and on the other for use.
Push-to-Inflate control: regulate CO2 flow by simply pressing the valve. Ideal for adjusting tire fitment before releasing full pressure.
Universal compatibility: the head adapts instantly to Presta and Schrader valves, with no parts to change.
Thermal protection included: Comes with a durable silicone sleeve to protect your hands from intense freezing (CO2 drops to -50°C during discharge).
Robust finish: high-quality CNC aluminum body, designed to withstand years of use.