Jim’s Tech Talk By Jim Langley A chain keeper, also called a chain catcher is a device added to bicycles with double-chainring derailleur drivetrains to prevent the chain from falling off. Chain keepers can be mounted to the front derailleur as with the popular K Edge model shown in the package here. Or as you’ll…
By Brandon Bilyeu 612 ERGOWAVE R: 612 ERGOWAVE active 2.1: Hot! Not!
QUESTION: What is a false flat in cycling? I’m new to cycling but I’ve heard experienced riders moaning about these. —Alan R. RBR’S STAN PURDUM REPLIES: A false flat is a section of road that looks to an approaching cyclist to be flat or nearly so, but is an optical illusion, because it actually goes…
By Jim Langley If you watch the Tour de France as intently as I do, you’ll notice the amazing mechanics, racing to the scene of a crash, spare bike in hand, diving into the wreckage to extract their rider, slipping his spare bike under him and mightily pushing him up the road. Or even crazier,…
Jim’s Tech Talk By Jim Langley There’s been so much interest in my new gravel bike, a 2023 Trek Checkpoint SL 5 which I reviewed earlier this month, that I wanted to give you more of the story this week – plus some observations and thoughts now that I’ve got some real rides on it….
