CeramicSpeed OSPW RS 5-Spoke SRAM RedD1/E1+ForceD1 V2 Gold MPFN-18103-02 and an all new chain

and an all new chain silencer

This is a whole other level in bottom bracket friction reduction thanks to its high efficiency ceramic bearings

And to complement the pockets

Replacement padset for Propero 4

CeramicSpeed OSPW RS 5-Spoke SRAM RedD1/E1+ForceD1 V2 Gold MPFN-18103-02 and an all new chainDistinctly modern and angular design Design brings balance and refinement to the OSPW System allowing it to blend seamlessly into the contemporary design trends of bikes and groupsets Injection molded carbon fiber reinforced PA cage offers high levels of strength and durability Grade 3 silicon nitride ball bearings are 400% smoother, 128% harder and 58% lighter than standard steel balls normally used in the bicycle industry Customizable spring tension