OSPW+ C60 is our top of the line Oversized Pulley Wheel kit. We put all our technology and experience to bring to you the ultimate upgrade to your drivetrain. The oversized pulleys increase the moment of inertia and reduce the friction caused by the interaction between the chain and the pulleys. This, combined with the high quality and oversized full ceramic bearings, makes OSPW+ C60 the best option in the market to upgrade your rear derailleur.
Cage: High resistance carbon composite
Upper pulley: 16t; X-ODON Technology; High resistance carbon composite; Ridea’s full ceramic #699 bearings.
Lower pulley: 20t; X-ODON Technology; High resistance carbon composite; Ridea’s full ceramic #699 bearings.
Compatibility: SHIMANO Dura-Ace R9100-9150 & Ultegra R8000-8050
Available accessories: RDH L28 extender to use cassettes up to
Ridea spec page