absoluteBLACK HOLLOWcage Oversized Derailleur Pulley Cage - For Shimano Dura-Ace 9250 Full Ceramic Bearings Carbon Cage Titanium Manufacturer Spec ERD (mm)-388 5 Thread Length (mm) 13

5 Thread Length (mm) 13 Axle Diameter (mm) 12 Overall Length (mm) 172

}Shimano Nexus SG3C41 Internal Assembly

Gender/Age Adult Rotational Protection Yes Minimum Head Circumference 52 Color Polar White Size Medium Visor Included Yes Multi Impact No Helmet Certifications Complies with the U

Over tightening can cause internal fractures and fatigue of carbon fiber parts

1 Spoke Interface J-Bend Defined Color Silver Hub Drilling 36 Hub/Brake Compatibility Rim Brake

absoluteBLACK HOLLOWcage Oversized Derailleur Pulley Cage - For Shimano Dura-Ace 9250 Full Ceramic Bearings Carbon Cage Titanium Manufacturer Spec ERD (mm)-388 5 Thread Length (mm) 13absoluteBLACK HOLLOWcage Oversized Derailleur Pulley Cage For Shimano Dura Ace 9250 Full Ceramic Bearings Carbon Cage Titanium. The absoluteBLACKs HOLLOWcage for Shimano Dura Ace 9250 12 speed derailleurs makes the 9250 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 Dura Ace 9250