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Our BBInfinite Campagnolo 13-speed Ekar compatible ceramic pulley set features a DELRIN® 510GR construction
The BBInfinite Cervélo BBRight (79mm) R5 California DirectFit Shimano bottom bracket works with all Shimano HollowTech road cranksets on the market
and so it is inadvisable to use this misaligned frame as the primary aligning member for bottom bracket bearings
Frame Diameter: 1
Pedaling forces conspire to lever
Shimano 11-Speed MTB Ceramitech Pulley Set (set of 2) Color:Black Our BBInfinite Campagnolo 13-speed EkarInfo Maintenance Vid 12T upper 14T lower pulley set works with SGS (long) cages ONLY. If you have a GS cage, you should run the 12T upper 12T lower. Rock solid chain control means crisper shifts while Shimano ceramic pulleys channel all your hard work to the ground. Each cog set features DELRIN 510GR construction, a fiber reinforced polymer specially suited to high strength situations where resistance to deflection is paramount, such as every time you
