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Cycling CO2 Pump and 7 oz Cartridge
Cycling CO2 Pump and 7 oz Cartridge
Cycling CO2 Pump and 7 oz Cartridge

Cycling CO2 Pump and 7 oz Cartridge

Universal head for all types of valve.

4.4 / 5

Regular price


B Twin

Cycling CO2 Pump and 7 oz Cartridge designed for inflating the tires on mountain bikes. also suitable for hybrid and city bike tires

Universal head for all types of valve.Fast, effective inflation (under 5 seconds )\nCartridge can be recycled.
Easy to transport

Sold without attachment system. Compatible with B'Twin universal system.


Maximum pressure: \nroad bike tire: up to 3.5 bars/50 PSI

Easy to use

Clip connection to the valve. Universal tip for any valve.

Compact design

Weight: 105 g\nSize: 14 cm


Full cartridge + inflator + protection: 105g
Inflator alone: 28 g

Inflating efficiency

A 20g CO2 cartridge can inflate tires to the following pressures:
ROAD: not recommended
MTB: 26x2.1: 3.5 bar/50 PSI
MTB: 27.5x2.1: 3.0 bar/43 PSI
MTB: 29x2.1: 2.5 bar/36 PSI
TREKKING: 700x35: 5.5 bar/80 PSI
TREKKING: 700x42: 4.0 bar/58 PSI

Instructions for use

1. Screw the cartridge into the nozzle to pierce the cartridge so it's ready to use.
2. Hold the cartridge by the plastic cover to protect your hands from the cartridge cooling down while inflating.
3. Place the nozzle straight over the valve and push firmly to insert the valve into the nozzle in order to release the air.

Puncture tips

While inflating, push on the outside of the tire near the valve with your other hand to prevent the valve from receding into the tire when pushing on it with the cartridge.


The CO2 cartridge is composted of 100% steel and can therefore be recycled.


Only use with B'Twin compatible cartridges.

Storage Instructions

WARNING! Contains pressurised gas; may explode in high heat. Store in a well-ventilated place out of direct sunlight.


2 Years



Model Code


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