CeramicSpeed Pulley Wheels Shimano 11-Speed - 12 Tooth Narrow Wide Alloy BLK MFG Part Number-HU77010016 345 Designed for riders who thrive

Designed for riders who thrive on rugged gravel routes where loose surfaces and unpredictable conditions are the norm

very durable

It also works great as a cover on top of klisters

6 Cup (mm) 44/50 Race (mm) 30 Stack Height 28

Ramped paddle shaped center knobs roll efficiently and provide excellent traction for climbing and braking

CeramicSpeed Pulley Wheels Shimano 11-Speed - 12 Tooth Narrow Wide Alloy BLK MFG Part Number-HU77010016 345 Designed for riders who thriveCeramicSpeed pulley wheels reduce friction last 3 5 time longer than stock high end pulleys and are designed to work with less drag. Premium Grade 3 Silicon Nitride Ceramic balls Hand built in Denmark Drivetrain Speeds 11 Fits Brand Shimano