TriPeak Headset Bearing (OD:51.9xID:40xH:8xA:45°/45°) - Pinarello Cycling Helmet Using the highest quality four-way

Using the highest quality four-way stretch fabrics to provide outstanding levels of extra comfort

the pedaling sensation changes

ID：18mm / OD：28m / W：7mm

The Nylon and Polyester mesh back provides excellent insulation from external agents

BLUE ENERGY MID (125 mg Caffeine)

TriPeak Headset Bearing (OD:51.9xID:40xH:8xA:45°/45°) - Pinarello Cycling Helmet Using the highest quality four-waySealed AC Bearing Dimensions 51. 9 x 40 x 8 OD51. 9mm ID40mm H8mm Angular Contacts: 4545 Application: Headsets The TRiPEAK S Series features Po5 precision steel ball bearings, for reassuringly high smoothness and durability. 0. 005 mm for eccentricity (out of roundness) of the track in the inner race. Scope of delivery: 1x Bearing* *Image for illustration purposes only; it may not exactly represent the product.