Jim’s Tech Talk By Jim Langley Thanks for sending in your great questions and comments about last week’s column, which was titled A Simple Hack to Prevent Punctures at the Base of Presta Valves. Flat tires being such a common issue, it’s always an important and popular topic. Today, I’ll answer two great questions that…
Jim’s Tech Talk By Jim Langley Last week we covered Pirelli’s new Smartube road bike inner tube, which is their new high performance TPU tube (TPU stands for thermoplastic polyurethane). In describing their new TPU tube we provided some of the pros and cons of this relatively new type of tube.
Jim’s Tech Talk By Jim Langley In case you haven’t yet heard of – or tried thermoplastic polyurethane inner tubes for tires (“TPU tubes” for short), the reasons a lot of roadies have switched to them is because they’re much lighter than standard butyl tubes (one third to one quarter of the weight) and they’re…
Jim’s Tech Talk By Jim Langley Below is Park Tool’s press release about every bike mechanic’s guru at Park Tool, Calvin Jones and his upcoming retirement. I thought it was important news to share because I bet like I have, that many of you have been assisted by Calvin in his books and articles and…
Jim’s Tech Talk By Jim Langley This will be the shortest Tech Talk ever. Think of it as a tip to tuck away for use in the new year. It comes from my friend and cycling industry legend, Tom Petrie, who recently retired, which means he has more time to ride now. Tom’s tip is…
