CeramicSpeed OSPW RS Pulley Wheel System Shimano Dura-Ace 9250/Ultegra 8150 - Aluminum Pulley Carbon Cage Red MFPN=H350TDDBR32SA0482S } 230% higher air flow Ski Length:187 Med

CeramicSpeed OSPW RS Pulley Wheel System Shimano Dura Ace 9250 Ultegra 8150 Aluminum Pulley Carbon Cage Red MFPN=H350TDDBR32SA0482S } 230% higher air flow Ski Length:187 Med } 230% higher air flow than traditional presta valves thanks to the straight through bore deisgn Precision CNC machined from 7075 aircraft grade aluminium Stainless steel ball valve with seals and O rings 4 way tyre insert air flow base is compatible with most tubeless inserts 4mm machined hex key slot for easy installation removal Available in 25 }Easton Direct Mount CINCH Chainring 36t 12 Speed For Flattop Chains Black The updated design brings balance and refinement to the OSPW System allowing it to blend seamlessly into the contemporary design trends of bikes and groupsets making up the whole of which the OSPW RS System is part The CeramicSpeed OSPW RS System continues the tradition of providing optimization and increased efficiency of the rear derailleur through its extremely low friction bearings and unique overall design