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…
Question: With modern electronic shifting, is there an optimal cassette range (e.g., 10-34 vs. 11-36) that best suits both steep climbing and fast descents? —Scott R. RBR’S STAN PURDUM REPLIES: Back in the mid-1990s, when I was preparing for a ride across America, I didn’t have the funds to purchase a touring bike, so I…
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…
Question: Are disc brakes worth it for road cycling or are they just extra weight? And if disc brakes are worth it, are hydraulic disc brakes better than mechanical ones? RBR’S STAN PURDUM REPLIES: I never used disc brakes until I purchased my most recent bike about three years ago, which came with hydraulic discs….
By Sheri Rosenbaum At the end of September, a new helmet technology was introduced. Designed to reduce the risk of concussions, the Release Layer System (RLS) addresses one of the most common causes of brain injury: rotational motion during impact. RLS is designed and manufactured in East London, UK.
