Topeak Mountain TT-G Twin Turbo

I have a 29 er mountain bike with wide 2.4 inch tires. I immediately researched and bought this after using a road mini pump to attempt to pump up a single tire 100 pumps later I had barely reached 20 lbs. With this pump I got...View More to 30 lbs with 50 pumps. Certainly not as good as a floor pump but I am delighted to carry this high volume mini. Please note if you are using the smaller Presta valve you need to unscrew the end cap and reverse not only rubber grommet but also reverse the plastic valveView Less

Easy to use

This is a good quality mini pump. Overall feels solid from end to end with the gauge is clear and legible. The side lock keeps it secure while you pump the air.One day, I had a flat on the way home. Luckily,it was a small pinch...View More of hole on the tube. I was able to patch it, using this mini pump the tire and back and running in 10 minutes.However, the only down side is 60psi max for the gauge version. If you don't need anything more than 60 psi, this is a great mini pump to have. I highlyView Less

I purchased this product for my partner who was after a pump which was 'small', 'efficient' and could be carried around easily without noticing the pump attached to the bike.Having received the pump, it was sent...View More straight back for a refund! Why? The thickness of the 'pump' is about the size of the average 'downtube' and the 'weight' is definitely noticeable. Perhaps okay if you do not intend carrying it around with you and only want to use it has aView Less

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