CAMPAGNOLO RD20 S RECORD 12s 34t MAGURA 5mm chainline for double /

5mm chainline for double / 45mm chainline for triple

PF30 with outboard bearing BB for use with 29mm spindle SRAM DUB cranksets when used in PF30 frames

OS versions are designed for use in frames with worn-out

8 splines for removal

CAMPAGNOLO RD20 S RECORD 12s 34t MAGURA 5mm chainline for double /Optimised spring return On rough roads, the spring positioned between the upper body and the pivot absorbs the vibrations, ensuring the chain always rest properly on the sprockets 12 tooth jockey wheel on the rocker arm, perfect for use with cassettes that have a wide range of teeth and ensures constant chain tension Removable pivot is compatible with hanger mount and direct mount style frames Compatible with spacing and axle types commonly associated