SM-Parts Lock-On Griffe - Schwarz Spike Track track hubs are

Spike Track track hubs are CNC machined from one piece of 6061 aluminum

8mm (also available in 25

Furthermore

Profile Track CNC Track Chainring 1/2" x 1/8"

The professionals use Duraskin tires in a very similar combination at the Paris-Roubaix and other extremely material-wearing spring classics

SM-Parts Lock-On Griffe - Schwarz Spike Track track hubs areSM Parts Lock On Grips Black High end lock on handles from SM Parts with a comfortable grip. The inside and outside are provided with clamps for quick and secure attachment. The handles come without any logos. Length: 130mm CNC machined clamping rings Aluminum end caps Color: Black