CeramicSpeed OSPW Pulley Wheel System Shimano 9100/9150 8000 SS/8050 SS - Coated Races Alloy Pulley Carbon Cage BLK CheckoutTitle=WHISKY No.7 Stem - 100mm }Sun Ringle Helix TR27 SL

}Sun Ringle Helix TR27 SL Rim - 29" Disc Black 32H

5mm) Black

}MKS Sylvan Track Pedals - Aluminum 9/16" Silver

0mm 272mm J-bend Black Box of 100

CeramicSpeed OSPW Pulley Wheel System Shimano 9100/9150 8000 SS/8050 SS - Coated Races Alloy Pulley Carbon Cage BLK CheckoutTitle=WHISKY No.7 Stem - 100mm }Sun Ringle Helix TR27 SLCeramicSpeed OSPW Pulley Wheel System for Shimano 9100 9150 and 8000 SS 8050 SS Coated Races 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. TECH SPECS Largest Cog 32 Fits Model Ultegra R8000 SS Fits Model Ultegra R8050 SS GS Fits Model Dura Ace R9100 Fits Model Dura Ace R9150 Fits