CeramicSpeed OHD Headset Kit for Specialized Aethos Crux Model=Tech 4 Reservoir Lid fork/frame mount (IS) 51mm caliper

fork/frame mount (IS) 51mm caliper post mount 74mm rotor (front/rear) F-203mm / R-183mm part # B (HBMB) color silver

EXT Tire - 700 x 34 Clincher Folding Black G2

AMS styling in a variety of colors to match frame protection

Direct mount steel chainring

and effortless release to deliver the easiest to use pedal system available

CeramicSpeed OHD Headset Kit for Specialized Aethos Crux Model=Tech 4 Reservoir Lid fork/frame mount (IS) 51mm caliperFeatures a unique combination of an oil encapsulated solid plastic polymer and stainless steel materials which results in a self lubricating, corrosion resistant, and maintenance free bearing Micropores in the otherwise solid polymer evenly distribute just enough oil to keep the bearing well lubricated, while also containing sufficient oil for it to be self lubricating over the lifespan of the bearing, even when ridden in the harshest of conditions