Archer Components seems to be delivering on the Xshifter promises:
“The D1x Trail Shifter transforms nearly any mechanical 1x drivetrain into a high performance electronic shifting machine.
This is retrofit electronic shifting.
The bike you rode today could be digitally tuned and shifting smooth tomorrow.”
“Crank length is part of a system of hinges and levers that must operate in the larger context of an individual’s biomechanics. Longer cranks increased flexion and the range of movement required at both the hip and knee. Where there is indecision, cyclists should opt for a shorter crank to reduce the risk of injury….
These days most randonneurs use a navigation device (smartphone or GPS) which will be needed for much longer than their battery will last and a dyno-powered USB charger is a great solution.Here are some comments from the Randon list: Tim Feldman asked: How much power does the USB charger provide, and thus, how quickly will…
Here is a report on a pre-release version of the Fly6 Bicycle Rear HD Camera and Tail Light: http://aushiker.com/fly6/
Delorme inReach combines GPS navigation and emergency communications The all-new DeLorme inReach Explorer combines the satellite communications functions of past inReach mobiles with a full GPS navigation feature set. A single handheld unit serves as a GPS navigator, backcountry communications device and emergency rescue beacon all rolled into one. Read more about the new DeLorme inReach Explorer…
[This tip is courtesy of Ian Boehm via the Audax Australia Checkpoint magazine No. 59] Almost all cadence sensor systems rely on a magnet attached to your crank activating a reed relay inside the anonymous black box on the boom or chainstay of your chosen conveyance. The average cadence magnet adorning your left crank is…
From a VeloLab article “DRIPPING WITH SPEED“ Lube isn’t all that sexy, at least not this kind. But it is unquestionably the cheapest way to make your bike measurably quicker. The most efficient lubes in perfect conditions are likely not the fastest when the going gets rough, with the exception of paraffin. The only real…