Trek Knock Block Spacer - Headset - Components - Bike - All
Trek Knock Block Headset Lockring Spacer
Would modifying the ears on a knock block threadless headset hinder the performance of the knock block and bars ? just installed the stem and had to shave notches flat on the
Trek Knock Block Spacer - Juego de conducción - Componentes - Bicicleta - Todos
Wolf Tooth Precision Headset Spacers for Trek Knock Block - 10mm, 8g, – 365 Cycles