CeramicSpeed OSPW Pulley Wheel System Campagnolo Derailleurs - Alloy Pulley Carbon Cage BLK Model-Valais 25 compatible with BBs that use

compatible with BBs that use two external cups

Color White Defined Color White Material EVA Foam Thickness 3 Adhesive Yes

}Profile Design Aris Stem - 100mm 26 Clamp +/-25 1 1/8" Aluminum Black

}Spank 350 Rim - 27

Pre-treated chain with coating optimized for 600km of use after which it can be used as a normal chain

CeramicSpeed OSPW Pulley Wheel System Campagnolo Derailleurs - Alloy Pulley Carbon Cage BLK Model-Valais 25 compatible with BBs that useCeramicSpeed OSPW Pulley Wheel System for Campagnolo Derailleurs Alloy Pulley Carbon Cage Black. The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low friction bearings and unique overall design. Features a 13 tooth upper and 19 tooth lower aluminum pulley wheels with Grade 3 Silicon Nitride balls to provide absolute optimization of the rear derailleur Robust cage