In Technical FAQ, Lennard Zinn elicits a detailed response from Friction Facts on the drag saved by reducing a rear hub to two bearings
Wheels rolling roughly? Follow these tips to overhaul your hubs
Looking at a new wheelset? Ask a Mechanic runs down the differences between cartridge and angular contact bearings
Cyclocross still draws most of its equipment from the road and therein lies the problem
Lennard takes questions on the safety of breathing carbon fiber dust and premature bottom bracket wear
Lennard attends the Park Tool Summit and returns with tips for garage mechanics.
Why are my bottom bracket bearings wearing out so quickly?
Old-school rims at Paris-RoubaixDear Lennard,I noticed that all the teams for Paris-Roubaix used old-school tubular rims for the race. How
What's the advantage of ceramics?