Lennard Zinn answers questions about dating Campy components, SRAM chainring compatibility, and tolerances for new TRP brake rotors.
Wolf Tooth Components and OneUP Components offer affordable options to upgrade your mountain bike's drivetrain
This week, Lennard Zinn answers questions about oversized helmets, bottom bracket drop, and more
Lennard Zinn answers readers' questions about swapping out chainrings, dealing with chain rub, and more in this week's Technical FAQ
Also: Chinese frames, Carbon polish and 11-speed chainrings.
Chainring flex, mid-foot cleats, bottom bracket drilling and more