Add to cart GEOMETRIC Co2 Mini Bike Pump RM68.00 This bike CO2 pump contains a patented push button, easier and quicker to inflate the tire with one hand operation. Fit for both Presta & Schrader valves, no valve head switching needed. Not compatible with valve extenders. Provide a safe and durable surface with high quality CNC aluminum alloy with durable and precise parts. Lightweight and portable for easy storage. So you can have a safe and enjoyable ride. Small but powerful, mounts perfectly on your bike frame with the supplied bracket and velcro strap, or can be easily stored in a bike bag.