CeramicSpeed Cuscinetto serie sterzo rivestito 1 1/8" 45/45° 30,5x41,8x8mm

The 1-1/8" 45/45° (30.5 x 41.8 x 8 mm) nitride silicone CERAMICSPEED bearing is designed for Specialized and Pinarello headsets to ensure maximum durability and incredible fluidity.

. Inner balls have the highest density available for exceptional durability. The product goes through a long manufacturing process to achieve unparalleled quality.

In this coated version, the bearing has a raceway made of hardened steel that has been treated to harden the contact surface. This increases the service life by 60% and reduces friction by 50% . compared to untreated ceramic bearings. Corrosion resistance is also improved.