Question: When I install clincher tires, they often have a minor bulge. It isn’t noticeable on the road, but I can feel it when the bike is on the trainer. The wheel is round, but it looks like the tube doesn’t inflate evenly. Any tips? — Hal N. Coach Fred Matheny Replies: You may be using tubes…
Question: Can you explain the difference between inner tubes made of butyl rubber versus latex? Is one choice lighter or more puncture resistant? — Bill W. Coach Fred Matheny Replies: Latex tubes are usually lighter than standard butyl tubes, and their fans say they have a “nicer ride.”
By Fred Zahradnik HOT! compact & lightweight sharp appearance feature-packed, highly customizable sturdy mount for stem or handlebar compatible with third-party power meters long battery life between charges NOT! smallish display size (compared to the Edge 705/605) difficult to see text if more than 5 data fields displayed no maps or map/navigation capability www.garmin.com Price: …
By Fred Zahradnik HOT! long battery lives for watch and GPS sensor comfortable and accurate heart monitor watch is compact, sharp looking, versatile NOT! no mapping or directions display is small and black-and-white GPS satellite pickup is slow training software has limitations www.polarusa.com Price: $450; add $140 for G3 GPS; add $55 for cadence sensor…
Question: I’m 5-foot-4 and like to push a big gear. I’m getting ready for a time trial. My coach had me change my crank length to 165 mm because I rock on 170s and therefore lose some momentum. Since I’ve been riding with the shorter cranks, my left knee hurts. What could be causing this?…
