CeramicSpeed OSPW Pulley Wheel Aero Alpha System Shimano 9250/8150 - Coated Races Aluminum Pulley Carbon Cage BLK Model=Tiagra FC-4703 Crankset thoughtful build choices

thoughtful build choices

Large recommended for size 10-15 (43-49)

}FOX CSU - 2022 34 SC 120 Max 15x110QR Kashima Shiny Black 51 Rake 1

Nylon bristles for durability

HITOP Technology produces proprietary rim layup to provide compliance and confidence when the trail gets rough

CeramicSpeed OSPW Pulley Wheel Aero Alpha System Shimano 9250/8150 - Coated Races Aluminum Pulley Carbon Cage BLK Model=Tiagra FC-4703 Crankset thoughtful build choicesCeramicSpeed OSPW Pulley Wheel Aero Alpha System for Shimano 9250 8150 Coated Races Aluminum Pulley Carbon Cage Black. The CeramicSpeed OSPW Aero ALPHA system for Shimano 9250 8150 derailleurs updates the fastest proven aero derailleur cage to include CeramicSpeeds patent pending ADR bearing protection and quiet performing ALPHA disc with composite tooth profile pulleys. Furthermore a speed defying pinstripe graphic has been added for a splash of