Active outdoors through the another year of the Covid-19 epidemic. I was busy moving in the early months. I retired effective April. I rode through the heat dome in the summer by riding early in the day. I wa able to ride into the fall and winter by finding dry days or mornings between days …
Chain Wear I had less than 2,000 Km. since purchase on my (Cannondale Topstone) gravel bike in April 2021. I had been washing the KMC X11 (11 speed) chain in a Park Tools CM-5.3 Cyclone chain cleaner and applying new lube every two or three weeks. Last year I used up some old lubricant and …
All Kinds The modern safety bicycle was first manufactured and sold at the end of the 19th century. Most sources recognize John Kemp Starley, the manufacturer of the Rover bicyles in the late 1880s as the inventor. The Engineering Sport website provides a concise overview of the evolution of the bicycle. Earlier in the late …
Replacement My old pedals were worn and had been damaged by corrosion after an incident in storage last winter Platform or Clipless Bike pedals have been flat (platform) pedals since safety bicycles began to be made and sold. Many bikes are sold with flat pedals, which riders will replace. Bikeradar did a large survey or …
This preoccupation This started with discovering the difficulties of dismounting tubeless ready tires from my gravel bike in the fall of 2019 and the spring of 2020. Changing a tire was not supposed to be a job requiring shop time. Tires are a major cause of rolling resistance, and in principle can be repaired and …
Clinchers; Tubes and Tubeless In the early 21st century, the most common bicycle tires are pneumatic clincher or bead clincher tires. The tire has a bead, formerly made of metal wire. Modern tires are manufactured with material that can rebound into a circle after being folded for packaging and shipment. The tire contains an inner …
Active outdoors through the first waves of Covid-19 epidemic.
Original or classic cyclometers measure and display distance, time and speed. The monochrome displays were visible even in bright sunlight and under low light condition. The devices could be powered by button cell batteries. These units have a magnet that clips onto a spoke which rotates the magnet past a sensor. They count rotations and …
Cannondale Topstone 105 My Cannondale Topstone 105 Alloy is a gravel bike by Cannondale, a subsidiary or brand of the Canadian conglomerate Dorel Industries, manufactured in Taiwan. The frame is an aluminium alloy. This is what it looks like This Cannondale model is named for the Shimano 105 groupset which is marketed by Shimano as …
Variety I shopped for a new bike last summer (2019). The literature of cycling and bicycle manufacturing is vast. The Guardian published a survey and list of printed works in 2016. Some books and resources address innovation and engineering: David Herlihy’s Bicycle: The History; Article – The History of the bicycle (2012) at https://engineeringsport.co.uk; The …