absoluteBLACK HOLLOWcage Oversized Derailleur Pulley Cage - For Shimano Ultegra 8150 Full Ceramic Bearings Carbon Cage BLK size-700c Color Black Defined Color Black

Color Black Defined Color Black Thickness 12

8 Drop Bend Style Compact Cable Routing External Material Aluminum Width Measurement Center Width 38 Defined Color Black Clip-on Compatible No

}RockShox Maxle Ultimate Rear Thru Axle: 12x148 180mm Length Boost Compatible

9 (1-3/8") Front Derailleur Cable Pull Dual Front Der/Shifter Compatibility Shimano Mountain Max Ring (teeth) 40 Front Derailleur Style Traditional

absoluteBLACK HOLLOWcage Oversized Derailleur Pulley Cage - For Shimano Ultegra 8150 Full Ceramic Bearings Carbon Cage BLK size-700c Color Black Defined Color BlackabsoluteBLACK HOLLOWcage Oversized Derailleur Pulley Cage For Shimano Ultegra 8150 Full Ceramic Bearings Carbon Cage Black. The absoluteBLACKs HOLLOWcage for Shimano Ultegra 8150 12 speed derailleurs makes the 8150 drivetrain whisper quiet. It features a carbon polymer mono plate construction with bespoke oversized full ceramic bearings and one of the most advanced silencing pulleys ever made. Designed for use with Shimano Ultegra 8150 drivetrains