PBR Aluminium ultralicht achtertandwiel 4423 - 420 Aantal tanden:53 tanden The use of a narrow

The use of a narrow rotor and an aluminum alloy hub results in a weight saving of 20%

tuning and durability

CNC Machined from 7075 aerospace aluminium

riders often have to contend with extremely muddy sections and then have no opportunity to remove dirt from the brake discs under racing conditions

PBR Aluminium ultralicht achtertandwiel 4423 - 420 Aantal tanden:53 tanden The use of a narrowThanks to many years of competition experience, PBR developed a wide range of high quality sprockets in collaboration with top teams. High wear resistance Reduces friction High precision manufacturing Use of top quality gross material