- 16 grams of our most popular size CO2 cartridge. Perfect for Road bike tyres
- You are purchasing a Pack of 2 (Pair) 16g CO2 cartridge refills (Supplied in retail packaging)
- One cartridge inflates: MTB - 40 PSI / ROAD - 130 PSI
- Compatible with Genuine Innovations Microflate Nano, Air Chuck Elite, Ultraflate & Mountain Pipe models